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Aproximadamente 11137 registro(s) hasta el momento: (journal)

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Recurso libre

Regulating Nanoparticles: the Problem of Uncertainty
Strand, Roger; University of Bergen - Kjølberg, Kamilla Lein; University of Bergen

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This article describes unresolved challenges of regulation of nanoparticles, mainly from a European perspective. The authors shall argue that the presently dominant strategy, which in this article will be called “filling in the regulatory gaps”, is unsatisfactory with respect to…
Fecha:	2011-10-24
Recurso:	European Journal of Law Technology

Recurso libre

The Regulation of Nano-particles under the European Biocidal Products Directive: Challenges for Effective Civil Society Participation
Reinsborough, Michael T; qub.ac.uk - Sullivan, Gavin

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This article considers factors that limit or exclude civil society involvement in the regulatory process for nanotechnologies by critically examining an attempt to mount a public-interest legal challenge against the UK Health and Safety Executive for failing to properly enforce…
Fecha:	2011-10-24
Recurso:	European Journal of Law Technology

Recurso libre

Why the elephant in the room appears to be more than a nano-sized challenge
D'Silva, Joel; Affiliated Researcher, Department of Legal & Economic Governance Studies (LEGS), University of Twente - Bowman, Diana Meagan; Assistant Professor, Risk Science Centre and Department of Health Management and Policy, School of Public Health, The University of Michigan

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This Special Issue devoted to 'The legal regulation of nanotechnologies' draws together contributions from some of the leading commentators in their respective fields. The Special Issue canvasses some of the most pressing philosophical, ethical and regulatory questions currently being debated…
Fecha:	2011-11-24
Recurso:	European Journal of Law Technology

Recurso libre

Regulation and Governance of Nanotechnology in China: Regulatory Challenges and Effectiveness
Jarvis, Darryl Stuart; Lee Kuan Yew School of Public Policy - Richmond, Noah; Kuan Yew School of Public Policy, National University of Singapore

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	China’s rapid economic transformation over the last 3 decades has been remarkable both in terms of its speed and scale. As the Economist magazine reported recently, ‘In China each person now produces four times as much as in the early…
Fecha:	2011-10-24
Recurso:	European Journal of Law Technology

Recurso libre

Preface (of the second special issue)
Barna Iantovics; "Petru Maior" University of Targu Mures

Formato:
Enlaces:	The primary aim of this special issue entitled Advances in Applied Sciences was to make some preparative steps by collecting state of the art research papers necessary in the beginning of the project entitled “Electronic Health Records for the Next…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

Mathematical Model for TSPP Drug-delivery in Nanomedicine
Rodica Mariana Ion; National Research and Development Institute of Chemistry and Petrochemistry - ICECHIM Bucharest, Valahia University, Targoviste - Adriana Filip; University of Medicine and Pharmacy "Iuliu Hatieganu" Cluj-Napoca - Simona Clichici; University of Medicine and Pharmacy "Iuliu Hatieganu" Cluj-Napoca - Adriana Muresan; University of Medicine and Pharmacy "Iuliu Hatieganu" Cluj-Napoca

Formato:
Enlaces:	Helping improve humanity is one of the promises of nanotechnology and nanomedicine. This paper will highlight some of the research findings in the nanomedicine area by creating a pharmacokinetic model of 5,10,15,20-tetra-(4-sulfonatophenyl)porphyrin (TSPP) used as sensitizer inphotodynamic therapy.
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

Comparative Study of Single- and Multi-Wall Carbon Nanotubes with Application in Cerebral Aneurysm
Daniel Munteanu; Valahia University, Targoviste - Rodica-Mariana Ion; ICECHIM, Bucharest - George-Costel Cocina; Bucharest University

Formato:
Enlaces:	Helping improve humanity is one of the promises of nanotech-nology and nanomedicine. This paper will highlight some of the research findings in the nanomedicine area by testing some single- and multi-walls carbon nanotubues in rats cerebral aneurisms.
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

Mathematical Properties of Complex Networks
Angel Garrido; National University of Distance Education, Madrid

Formato:
Enlaces:	Many researchers are attempting to create systems whichmimic human thought, or understand speech, or beat to the best human chess-player [14]. Understanding intelligence and Creating intelligent artifacts both are the twin goals of Artificial Intelligence (AI).In more recent times, the…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

Effect of a 36-month Pharmaceutical Care Program on the Coronary Heart Disease Risk in Elderly Diabetic and Hypertensive Patients
Obreli Neto, Paulo Roque; Department of Pharmacology and Therapeutics, State University of Maringá, Maringá, PR - Marusic, Srecko; Department of Clinical Pharmacology, University Hospital Dubrava, Zagreb - de Lyra Júnior, Divaldo Pereira; Laboratory of Teaching and Research in Social Pharmacy, Federal University of Sergipe, São Cristóvão, SE - Pilger, Diogo; Department of Pharmaceutical Sciences, Federal University of Rio Grande do Sul, Porto Alegre, RS - Cruciol-Souza, Joice Mara; Department of Pharmaceutical Sciences, State University of Londrina - Gaeti, Walderez Penteado; Department of Pharmacology and Therapeutics, State University of Maringá, Maringá, PR - Cuman, Roberto Kenji Nakamura; Department of Pharmacology and Therapeutics, State University of Maringá, Maringá, PR

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	Purpose. To examine the effect of a pharmaceutical care program on the coronary heart disease risk in elderly diabetic and hypertensive patients. Methods. A total of 200 elderly (> 60 years) diabetic and/or hypertensive patients were recruited into a randomized,…
Fecha:	2011-06-24
Recurso:	Journal of Pharmacy and Pharmaceutical Sciences

Recurso libre

10.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	Purpose. To examine the effect of a pharmaceutical care program on the coronary heart disease risk in elderly diabetic and hypertensive patients. Methods. A total of 200 elderly (> 60 years) diabetic and/or hypertensive patients were recruited into a randomized,…
Fecha:	2011-06-24
Recurso:	Journal of Pharmacy and Pharmaceutical Sciences

Recurso libre

11.

Researching STEM?
Spendlove, David; University of Manchester - Barlex, David; The Design and Technology Association

Formato:	info:eu-repo/semantics/article, Editorial, info:eu-repo/semantics/publishedVersion
Enlaces:	When we suggested, almost two years ago, the idea of a special edition of this journal related to STEM (Science, Technology, Engineering, Maths) we could never have imagined the way world and political landscape was about to change. Whilst the…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

12.

An Introduction to DSmT in Information Fusion
Jean Dezert; The French Aerospace Lab, ONERA/DTIM/SIF - Florentin Smarandache; University of New Mexico

Formato:
Enlaces:	The management and combination of uncertain, imprecise,fuzzy and even paradoxical or highly conflicting sources of information has always been, and still remains today, of primal importance for the development of reliable modern information systems involving artificial reasoning. In this introduction,…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

13.

The State Chart Metaphor for the Design of Collaborative Virtual Environments
Ugo Barchetti; University of Salento - Alberto Bucciero; University of Salento - Anna Lissa Guido; University of Salento - Luca Mainetti; University of Salento - Roberto Paiano; University of Salento - Andrea Pandurino; University of Salento

Formato:
Enlaces:	Nowadays there are an increasing evolution of technologicalsolutions providing the virtual collaboration among people geographically distributed to obtain some common goals. At the same time virtual collaborative environments are often used for learning purposes because increase the interaction among users.…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

14.

The Respiratory Impedance in an Asymmetric Model of the Lung Structure
Clara Ionescu; Ghent University - Ionut Muntean; Technical University of Cluj-Napoca - Robin De Keyser; Ghent University

Formato:
Enlaces:	This paper presents a model of the respiratory tree as a recurrent, but asymmetric, structure. The intrinsic properties posed by such a system lead to a multi-fractal structure, i.e. a non-integer order model of the total impedance. The fractional order…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

15.

Understanding Service Composition with Non-functional Properties Using Declarative Model-to-model Transformations
Andreas Petter; Technische Universität Darmstadt - Stephan Borgert; Technische Universität Darmstadt - Erwin Aitenbichler; Technische Universität Darmstadt - Alexander Behring; Technische Universität Darmstadt - Max Mäuhlhäuser; Technische Universität Darmstadt

Formato:
Enlaces:	Developing applications comprising service composition is a complex task. Therefore, to lower the skill barrier for developers, it is important to describe the problem at hand on an abstract level and not to focus on implementation details. This can be…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

16.

Understanding the Mixing Phenomena - from Structural Stability to Chaos
Adela Ionescu; University of Craiova

Formato:
Enlaces:	Nowadays, computational fluid dynamics (CFD) becomesmore and more mature. In the same time, it becomes more and more difficult to contribute fundamental research to it. Although the software tools in this area are increasing in importance, the way how CFD…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

17.

Assessment of Human Bio-Behavior During Gait Process Using LifeMOD Software
Mihaela Baritz; "Transilvania" University of Brasov - Diana Cotoros; "Transilvania" University of Brasov - Luciana Cristea; "Transilvania" University of Brasov - Liliana Rogozea; "Transilvania" University of Brasov

Formato:
Enlaces:	In this paper we present a set of observations concerning theanalysis and assessment of human bio-behavior during gait process. In the first part of the paper the fundamental and theoretical considerations of the gait process are approached and aspects connected…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

18.

Foreword
Holman, Sir John; University of York

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Like many acronyms, ‘STEM’ means different things to different people – even to people in the same country. To some, it is about emphasising science, technology, engineering and mathematics education because of their economic importance to developing – or…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

19.

The Silent Partner: News Agencies and 21st Century news
Johnston, Jane - Forde, Susan

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	This article investigates the ubiquitous presence of news agencies (or wire services) in the daily news. While considering the international environment, it focuses on the sole Australian news agency, Australian Associated Press (AAP), and on its dominance within the Australian…
Fecha:	2011-01-24
Recurso:	International journal of communication

Recurso libre

20.

Postdural Puncture Headache: Incidence and Risk Factors in Children Following Intrathecal Chemotherapy
BANI HASHEM, Abdulah; Associate Professor of Pediatrics, Mashhad University of Medical Sciences, Mashhad, Iran - HEYDARIAN, Farhad; Associate Professor of Pediatrics, Mashhad University of Medical Sciences, Mashhad, Iran - GHARAVI, Mohammad; Associate Professor of Anesthesiology, Mashhad University of Medical Sciences, Mashhad, Iran - KHOSHNOD, Mohsen; Anesthesiologist, Mashhad University of Medical Sciences, Mashhad, Iran

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, original articles,
Enlaces:	How to Cite this Article: Bani hashem A, Heydarian F, Gharavi M, Khoshnod M. Postdural Puncture Headache: Incidence and Risk Factors in Children FollowingIntrathecal Chemotherapy. Iranian Journal of Child Neurology 2012;6(1):19-22.ObjectiveTo evaluate the incidence and risk factors of development of…
Fecha:	2011-12-24
Recurso:	Iranian Journal of Child Neurology

Recurso libre

21.

Storage stability of a tropical fruit (cashew apple, acerola, papaya, guava and passion fruit) mixed nectar added caffeine.
SOUSA, P. H. M. de - MAIA, G. A. - AZEREDO, H. M. C. de - RAMOS, A. M. - FIGUEIREDO, R. W. de.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	2010
Fecha:	2011-03-24
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

22.

MyE-Wall: Design of a Web Portal Fully Customizable and Ontology Based
Roberto Paiano; University of Salento - Andrea Roggerone; University of Salento

Formato:
Enlaces:	Web is a measureless growing information source. Here we could have the common user that surf the web for fun, and the particular user surfing the web to work, for instance, the financial analyst that hopes to find some financial…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

23.

Preparation and Characterization of TiO2/CdS Layers as Potential Photoelectrocatalytic Materials
Marcela-Corina Rosu; National Institute for Research and Development of Isotopic and Molecular Technologies - Ramona-Crina Suciu; National Institute for Research and Development of Isotopic and Molecular Technologies - Simina-Virginia Dreve; National Institute for Research and Development of Isotopic and Molecular Technologies - Ioan Bratu; National Institute for Research and Development of Isotopic and Molecular Technologies - Teofil-Danut Silipas; National Institute for Research and Development of Isotopic and Molecular Technologies - Emil Indrea; National Institute for Research and Development of Isotopic and Molecular Technologies

Formato:
Enlaces:	The TiO2/CdS semiconductor composites were prepared onindium tin oxide (ITO) substrates in di®erent mass proportions via wet-chemical techniques using bi-distilled water, acetyl-acetone, poly-propylene-glycol and Triton X-100 as additives. The composite layers were annealed in normal conditions at the temperature of…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

24.

Toward the Physical Basis of Complex Systems: Dielectric Analysis of Porous Silicon Nanochannels in the Electrical Double Layer Length Range
Ana Ioanid; University of Bucharest - Radu Mircea Ciuceanu; Politehnica University of Bucharest

Formato:
Enlaces:	Dielectric analysis (DEA) shows changes in the properties ofa materials as a response to the application on it of a time dependent electric field. Dielectric measurements are extremely sensitive to small changes in materials properties, that molecular relaxation, dipole changes,…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

25.

Formulation and Study of Some Controlled Release Tablets with Pentoxifylline Based on Hydroxypropylcellulose Matrix Obtained by Wet Granulation Method with PEG 6000
Eleonora Mircia; University of Medicine and Pharmacy of Targu Mures - Silvia Imre; University of Medicine and Pharmacy of Targu Mures - Teodora Balaci; "Carol Davila" University of Medicine and Pharmacy, Bucharest - Veronica Avrigeanu; University of Medicine and Pharmacy of Targu Mures - Gabriel Hancu; University of Medicine and Pharmacy of Targu Mures

Formato:
Enlaces:	In this work three formulations of modified release tabletscontaining pentoxifylline 400 mg/tablet were obtained. Hydroxypropylcellulose (HPC) in di®erent ratios was used as hydrophilic matrix agent. The pentoxifylline inclusion in the matrix has been carried out by water granulation, using PEG…
Fecha:	2011-01-24
Recurso:	BRAIN: Broad Research in Artificial Intelligence and Neuroscience

Recurso libre

26.

The Stem Advisory Forum: A means of allowing people to influence the Government's STEM initiatives
Onion, Alice; STEM Advisory Forum - Follett, Brian; STEM Advisory Forum

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	This paper gives a short overview of the UK government’s STEM agenda and then considers one aspect in depth – the STEM Advisory Forum. It explains how the Forum operates to draw together views from across the STEM community through…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

27.

Handle with care...
Kimbell, Prof Richard; Goldsmiths, University of London

Formato:	info:eu-repo/semantics/article, Reflective Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	I’m writing this after a fantastic village bonfire night with loads of colourful and explosive entertainment. It was certainly a big thumbs-down in terms of our carbon footprint – but it was fun. Being a STEM Special Edition, it seemed…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

28.

Integration of Science, Technology, Engineering and Mathematics: Is this Curricular Revolution really possible in France?
Lebeaume, Prof Joel; Paris Descartes University

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	The French school system is a subjects-centred curriculum from the beginning of 1960s. This deep-rooted organisation tends to block the several attempts made to integrate the teaching of scientific school subjects. From an historical point of view, this paper describes…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

29.

Creativity: A handbook for Teachers
Atkinson, Professor Stephanie; World Scientific Publishing Co.

Formato:	info:eu-repo/semantics/article, Reviews, info:eu-repo/semantics/publishedVersion
Enlaces:	This handbook for teachers is made up of 28 separate chapters that have been divided into three different parts and seven sections. There are also two forwards, a preface, an introduction and an epilogue. It has been complied by Ai-Girl…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

30.

Sustainable Energy - without the hot air
MacKay, David JC; UIT Cambridge Ltd.

Formato:	info:eu-repo/semantics/article, Reviews, info:eu-repo/semantics/publishedVersion
Enlaces:	The fact of global climate change is, famously, contested but, as the scientific evidence has accumulated, a broad consensus has emerged that warming of the earth is indeed happening and that this is anthropogenic. Now the main debate (we will…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

31.

Statistical prediction of monthly mean temperature anomalies in the United States during winter months
KLEIN, WILLIAM H.; Centro de Ciencias de la Atmósfera, UNAM - YANG, RUNHUA

Formato:	,
Enlaces:	Anomalies of mean monthly air temperature at 50 surface stations in the contiguous United States during the winter months of January, February and March from 1951 to 1980 are statistically screened as functions of earlier, centered or future time means…
Fecha:	2011-06-24
Recurso:	Revistas UNAM

Recurso libre

32.

Local wind and air pollution interaction in the Mexico basin
JAUREGUI, ERNESTO; Centro de Ciencias de la Atmósfera, UNAM

Formato:	,
Enlaces:	Components of the thermotopographic wind regime in the Mexico City basin are examined in their interaction with the heat island induced centripetal circulation. The resulting wind regime is such that convergent surface flow over the city is predominant mainly during…
Fecha:	2011-06-24
Recurso:	Revistas UNAM

Recurso libre

33.

Interactive long wave spectrum for the thermo dynamic model
GARDUNO, RENE; Centro de Ciencias de la Atmósfera, UNAM - JULIAN, ADEM

Formato:	,
Enlaces:	Smith's (1969) analytical absorption spectrum of the atmosphere is incorporated in a thermodynamic model. This radiative formulation is applied to the infrared region. It computes separately the absorptivity by carbon dioxide and by water vapor, with a high wave length…
Fecha:	2011-06-24
Recurso:	Revistas UNAM

Recurso libre

34.

Preliminary results on the migration of the tropical rainfall zone in a simple climate model
SANKAR-RAO, M.; Centro de Ciencias de la Atmósfera, UNAM - KIRAM KUMAR, A. V.

Formato:	,
Enlaces:	Two numerical experiments were performed with a simple energy balance climate model. One is for a global ocean planet and the other one is for a wet land planet. It was found that the tropical rainbelt maximum migrates, for a…
Fecha:	2011-06-24
Recurso:	Revistas UNAM

Recurso libre

35.

Preparing Teachers for the 21st Century Using PBL as an Integrating Strategy in Science and Technology Education
Brears, Lindsay; Massey University College of Education - MacIntyre, Bill; Massey University College of Education - O'Sullivan, Gary; Massey University College of Education

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	This paper explores the foundational principles of Problem-Based Learning (PBL) as an integrative teaching strategy designed deliberately to cross discipline boundaries in order to make meaningful and lasting connections. The authors suggest that while PBL has in recent times has…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

36.

STEM Education: Proceed with caution
Williams, Prof John; University of Waikato

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	Proposals for science, technology, engineering and mathematics to be presented in the secondary curriculum in an integrated way have been developed in some countries for at least three decades now, but are recently becoming more common and more significant. Some…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

37.

Supporting the T and the E in STEM: 2004-2010
Harrison, Matthew; Institute of Education

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	Engineering, the ‘E’ in STEM, is seldom taught as a distinct curriculum subject in English and Welsh schools to pupils under the age of 14 years. This contrasts with design and technology (D&T), taken in this paper to represent the…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

38.

Underpinning The STEM Agenda Through Technological Textiles? An exploration of design technology teachers' attitudes
Hughes, Chris; Lancaster University - Bell, Dawne; Edge Hill University

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	This paper discusses ongoing research into the role of design and technology education in emerging post industrial economies. Previous work (Hughes et al., 2010) focused on the changing characteristics of textiles technology in modern times and discussed how this could…
Fecha:	2011-02-24
Recurso:	Design and Technology Education: an international journal

Recurso libre

39.

Volcanic activity parameters and volcanism-climate relationships within the recent centuries
SCHONWIESE, CHRISTIAN D.; Centro de Ciencias de la Atmósfera, UNAM

Formato:	,
Enlaces:	The ejecta ofvolcanism, including gas-to-particle conversions, form atmospheric aerosol layers which influence the radiation processes and in consequence the climate. Thereby, the major explosive eruptions are of predominant interest. They cause stratospheric warmings whereas the atmospheric boundary layer near surface…
Fecha:	2011-06-24
Recurso:	Revistas UNAM

Recurso libre

40.

Length-weight relationships of four freshwater ornamental fish species from the Brazilian Negro River basin.
SANTOS, M. Q. de C. - LEMOS, J. R. G. - PEREIRA, C. do N. - OLIVEIRA, A. T. de - TAVARES-DIAS, M.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	The present work reports the length?weight relationships (LWR) for four ornamental fish species from the middle Negro River basin, Amazonas, Brazil. The r2 value ranged from 0.810 to 0.941 and values of b varied from 2.346 to 3.442. These results…
Fecha:	2012-07-24
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

41.

The half-life of scientific literature in library and information science and the influence of thematic issues, Semiperiodo de la literatura científica en Biblioteconomía y Documentación y la influencia de los aspectos temáticos
Martínez-Comeche, J. A. - García Martín, M.J. - Horcas Pulido, J. - de la Peña Martín, M. - Pérez Donoso, R. I.

Formato:
Enlaces:	Following the formula developed by Burton and Kebler, this paper presents a calculation of the half-life of bibliographical references appearing in twenty-eight English- and Spanish-language Library and Information Science journals in the year 2006. An analysis of the relationship of…
Fecha:	2011-02-24
Recurso:	Revistas UNAM

Recurso libre

42.

PubMed is Slightly More Sensitive but More Time Intensive to Search than Ovid MEDLINE
Merkley, Cari; Library, Mount Royal University Calgary, Alberta

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, , evidence summary
Enlaces:	Objective — To compare the results of searching the MEDLINE database through Ovid and the free online version of PubMed administered by the National Library of Medicine for randomized controlled trials on the subject of the drug methotrexate (MTX) for…
Fecha:	2011-06-24
Recurso:	Evidence based Library and Information practice

Recurso libre

43.

Polish Journal of Entomology

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-07-01
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

44.

Poiésis

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-02-18
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

45.

Journal of Social and Development Sciences

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-03-24
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

46.

Journal für Generationengerechtigkeit

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-10-24
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

47.

Journal of Security Engineering

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-06-27
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

48.

Journal of Central Nervous System Disease

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-02-16
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

49.

International Journal of Intelligent Systems and Applications

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-10-13
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

50.

Estudios Irlandeses : Journal of Irish Studies

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2011-10-18
Recurso:	Directory of Open Access Journals - DOAJ