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Aproximadamente 266 registro(s) hasta el momento: (knowledge)

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Recurso libre

Agent programming using defeasible argumentation for knowledgerepresentation and reasoning
Gottifredi, Sebastián - Simari, Guillermo Ricardo - García, Alejandro Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this work two declarative approaches based on the BDI theory are studied, an agent programming language 3APL and an agent architecture that uses defeasible argumentation for knowledge representation and reasoning. Based on that study and considering that in 3APL…
Fecha:	2012-11-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Knowledge discovery based on computational taxonomy and intelligent data mining
Perichinsky, Gregorio - García Martínez, Ramón - Proto, Araceli

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This study investigates an approach of knowledge discovery and data mining in insufficient databases. An application of Computational Taxonomy analysis demonstrates that the approach is effective in such a data mining process. The approach is characterized by the use of…
Fecha:	2012-11-06
Recurso:	Unversidad Nacional de La Plata

Recurso libre

A data mining approach to computational taxonomy
Perichinsky, Gregorio - García Martínez, Ramón

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This study investigates an approach of knowledge discovery and data mining in insufficient databases. An application of Computational Taxonomy analysis demonstrates that the approach is effective in such a data mining process. The approach is characterized by the use ot…
Fecha:	2012-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Semantic document indexing in ontology-driven organizational memories
Ale, María Alejandra - Galli, María Rosa - Chiotti, Omar Juan Alfredo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Effective document retrieval using domain knowledge and semantics is one of the major challenges in Information Retrieval. Over the last years, there has been a growing interest in ontologies as an artifact for human knowledge representation and a critical component…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Defeasible reasoning in dynamic domains
Capobianco, Marcela - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The design of intelligent agents is a key issue for many applications. Since there is no universally accepted definition of intelligence, the notion of rational agency was proposed by Russell as an alternative for the characterization of intelligent agency. A…
Fecha:	2012-11-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

lntroducing generalized specificity in logic programming
Stolzenburg, Frieder - García, Alejandro Javier - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Most formalisms for representing common-sense knowledge allow incomplete and potentially inconsistent information. When strong negation is also allowed, contradictory conclusions can arise. A criterion for deciding between them is needed. The aim of this paper is to investigate an inherent…
Fecha:	2012-11-05
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Forest fire prediction using fuzzy prototypical knowledge discovery
Olivas Varela, José Ángel - Romero, Francisco Pacual

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	An application of Zadeh’s prototype theory in the Knowledge Acquisition process, is presented here, and as a practical example, to define a method for predicting the evolution of the forest fire occurrence-danger rate in INCEND-IA: A KBS for prediction and…
Fecha:	2012-11-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Prior knowledge in evolutionary fuzzy recurrent controllers design
Apolloni, Javier - Kavka, Carlos - Roggero, Patricia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	A fuzzy controller is usually designed by formulating the knowledge of a human expert into a set of linguistic variables and fuzzy rules. As it is well known, the use of prior knowledge can dramatically improve the performance and quality…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

A study of prior knowledge insertion in evolutionary fuzzy recurrent controllers design
Apolloni, Javier - Kavka, Carlos - Roggero, Patricia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	A fuzzy controller is usually designed by formulating the knowledge of a human expert into a set of linguistic variables and fuzzy rules. As it is well known, the use of prior knowledge can dramatically improve the performance and quality…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

10.

Dynamic comunication mechanism of a distributed DSS: the information retrieval process of the router agent
Stegmayer, Georgina - Taverna, María Laura - Chiotti, Omar Juan Alfredo - Galli, María Rosa

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	We have developed a distributed DSS able to work in a dynamic way. This system is based on the use of mobile agents, which receive the user's queries and visit the DSS domains gathering the required information. One of the…
Fecha:	2012-11-06
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

Developing a Repository of Knowledge for virtual communities with semantic web technologies
Casalini, María Clara - Estevez, Elsa Clara - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The appearance and continuous growth of virtual communities on the web imposes the challenge of coping with the large amount of information and knowledge these communities produce. The Semantic Web with its set of standards and technologies provides the basic…
Fecha:	2012-09-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

Dynamic tuning of parallel programs
Morajko, Anna - Margalef, Tomás - Luque Fadón, Emilio - Espinosa, Antonio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Performance of parallel programs is one of the reasons of their development. The process of designing and programming a parallel application is a very hard task that requires the necessary knowledge for the detection of performance bottlenecks, and the corresponding…
Fecha:	2012-10-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

Translating a subset of english to defeasible logic programs
García, Alejandro Javier - Dragunsky, César V.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Defeasible Logic Programming (DeLP) is an extension of Logic Programming capturing common-sense reasoning features. The DeLP language can manage defeasible reasoning, allowing the representation of defeasible and non- defeasible knowledge. Since DeLP syntax is based on a PROLOG-like notation, the…
Fecha:	2012-11-06
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

The development of professor's professional knowledge in Psychology
Cardós, Paula Daniela - Compagnucci, Elsa Rosa

Formato:	Articulo, Comunicacion
Enlaces:	This work belongs to the Project "Teaching and learning Psychology: a study of the educational practice in professors and beginners". It is part of an investigation program developed in the context of the subject "Didactic and Practical Planning of Psychology…
Fecha:	2012-03-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

15.

A logical framework for modeling argumentation using labelled deduction
Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Classical methods for representing and reasoning with knowledge rely on the assumption that the available information is complete, certain and consistent. In real-world problems this is usually not the case, and Al has long dealt with the issue of finding…
Fecha:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

Automatic identification of weed seeds by color image processing
Granitto, Pablo Miguel - Navone, Hugo D. - Verdes, Pablo Fabián - Ceccatto, Hermenegildo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The analysis and classification of seeds are essential activities contributing to the final added value in the crop production. Besides varietal identification and cereal grain grading, it is also of interest in the agricultural industry the early identification of weeds…
Fecha:	2012-11-05
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

ISKRM: an implicit simple knowledge representation model
Latorres, Enrique P.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	There exists a large amount of knowledge representation models. But most of them have significant limitations at the epistemic level. They do not have explanatory power. Most of them do not have means to represent some functional needs to work…
Fecha:	2012-10-24
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

A proposal of knowledge engineering metrics
Britos, Paola Verónica - García Martínez, Ramón - Hauge, Ødwin

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Metrics used on development of expert systems is not a well investigated problem area. This article suggests some metrics to be used to measure the maturity of the conceptualization process and the complexity of the decision process in the problem…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Using logic programs to model an agent's epistemic state
Capobianco, Marcela - Chesñevar, Carlos Iván

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The notion of rational agency was proposed by Russell [9] as an alternative characterization of intelligence agency. Loosely speaking, an agent is said to be rational if it perfomns the right actions according to the information it possesses and the…
Fecha:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Reasoning module interface design considerations
Stankevicius, Alejandro G.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	DLP is a basic java-based IDE specifically conceived for DeLP, that allows to compile DeLP programs and queries into JAM opcodes, execute those opcodes, and even witness the actual step by step construction of the dialectical tree that is built…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

KISF: An interactive ontology framework
Pacheco, Edson José - Souza, Luiz C. Guarita - Shmeil, Marcos A. - Renaux, Douglas P. B.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays information circulates quickly in a human organization, what generates an internal difficulty in preserving inside the organization essential information to support decision-making. Decision Support Systems (DSS) aiding organizational decision-making, had, up to now, rigid inferences machines restricted to the…
Fecha:	2012-10-18
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

Comparative study and anticholinesterasic evaluation of essential oils from leaves, stems and flowers of myrciaria floribunda (H.West ex Willd.) O. Berg
Tietbohl, Luis A. C. - Lima, Barbara G. - Fernandes, Caio P. - Santos, Marcelo G. - Silva, Fabiana E. B. da - Denardin, Elton L.G. - Bachinski, Róber - Alves, Gutemberg G. - Silva-Filho, Moacélio V. - Rocha, Leandro

Formato:	Articulo, Comunicacion
Enlaces:	Myrciaria floribunda (H.West ex Willd.) O.Berg, Myrtaceae, popularly known as “camboim amarelo”, was collected in Restinga de Jurubatiba (RJ, Brazil). Leaves, stems and flowers were individually submitted to hydrodistillation, affording the respective essential oils. Monoterpenes were the main group of…
Fecha:	2012-08-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

23.

Embedding defeasible argumentation in the semantic web: an ontology-based approach
Gómez, Sergio Alejandro - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The SemanticWeb is a project intended to create a universal medium for information exchange by giving semantics to the content of documents on the Web by means of ontology definitions. Ontologies intended for knowledge representation in intelligent agents rely on…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

Distinguishing ground from nonground information in defeasible argumentation
Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The problem of speeding up ínference has proved to be important in argumentative systems. When computing dialectical structures, several paths are searched (called argumentation lines), many of which will eventually prove useless. Morover, the performance of backward chainers degrades quickly…
Fecha:	2012-11-16
Recurso:	Unversidad Nacional de La Plata

Recurso libre

25.

A first approach to abductive defeasible logic programming: formalization and properties
Gómez Lucero, Mauro J. - García, Alejandro Javier - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This article presents the confluence of two general ideas: Defeasible Logic Programming (DeLP, an argumentation based formalism for representing knowledge and reasoning) and Abduction in logic. In first place, we introduce a framework that formally states the problem of doing…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

26.

Introducing multiple preference criteria in defeasible argumentation
Rotstein, Nicolás D. - Simari, Guillermo Ricardo - García, Alejandro Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this research line we are exploring the possibility of having multiple preference criteria to compare arguments in in Defeasible Argumentation. In this work we are assuming a goaloriented Argumentative System, to which an application or an agent may seek…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

27.

Webexpert – tool for knowledge acquisition by web
Fernandes, Anita Ma. da Rocha - Nascimento, Raphael Luiz

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Knowledge acquisition for systems based on knowledge can be called knowledge engineering, according to Feigenbaum (1980) who used the term to describe the reduction of a wide context of knowledge for a set of facts and rules. The term Knowledge…
Fecha:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

28.

Toward integration of knowledge based systems and knowledge discovery systems
Rancan, Claudio - Pesado, Patricia - García-Martínez, Ramón

Formato:	Articulo, Articulo
Enlaces:	This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

Impact of lifelong e-learning
Andresen, Bent B.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This paper deals with lifelong learning. Based on a three-year case study it provides evidence of innovations in this area. The paper aims to add to the body of work in blended learning by providing evidence of knowledge, persuasion, decision,…
Fecha:	2012-11-15
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

On the implementation of the belief change operators
Falappa, Marcelo Alejandro - Fermé, Eduardo L.

Formato:	Articulo, Articulo
Enlaces:	In this article we will introduce certain considerations that must be taken into account while implementing the change operations of the belief change theory. The abstract models of bellief change make no considerations in respecto to the internal structures of…
Fecha:	2004-05-07
Recurso:	Unversidad Nacional de La Plata

Recurso libre

31.

Towards a comparison criteria for CDeLP
Cobo, María Laura - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The development of systems with the ability to reason about change notion and actions has been of great importance for the artificial intelligence community. The definition and implementation of systems capable of managing defeasible, incomplete, unreliable, or uncertain information has…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

32.

Capturing reputation features in multiagent systems through emerging patterns
Grandinetti, Walter M. - Chesñevar, Carlos Iván

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Multiagent systems and online communities rely on rating systems to infer the reputation given to an individual within a particular context. The notion of reputation is essential for helping a given individual to trust in other individuals and for being…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

33.

Redefinition of basic modules of an intelligent tutoring system: the tutor module
Salgueiro, Fernando A. - Costa, Guido - Cataldi, Zulma - Lage, Fernando Javier - García Martínez, Ramón

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	It has been noticed that during the initial semesters of Computing Engineering that the amount of human tutors is insufficient. The students/tutors ratio is very high and there is a great difference in the acquired knowledge and backgrounds. The idea…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

34.

About the use of time on argumentative systems
Cobo, María Laura - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	There are many areas in Computer Science where time plays an important role. Artificial Intelligence is one of them. In this particular area Defeasible Logic Programming (DeLP) was developed to cope with incomplete and potentially inconsistent information. This formalism combines…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

35.

Cyclic evolution
Olivera, Javier Hugo - Lanzarini, Laura Cristina

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Complex control tasks may be solved by dividing them into a more specific and more easily handled subtasks hierarchy. Several authors have demonstrated that the incremental layered evolution paradigm allows obtaining controllers capable of solving this type of tasks. In…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

Reasoning about intentions: a defeasible argumentation approach
Rotstein, Nicolás D. - Simari, Guillermo Ricardo - García, Alejandro Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this work we present an approach to model an action-oriented system controlled by BDI agents using a defeasible argumentation formalism to represent its knowledge. Here, our main concern will be modelling the software agents that drive the physical robots.
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

An analysis of the computational complexity of DeLP through game semantics
Cecchi, Laura - Fillottrani, Pablo Rubén - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Defeasible Logic Programming (DeLP) is a suitable tool for knowledge representation and reasoning. Its operational semantics is based on a dialectical analysis where arguments for and against a literal interact in order to determine whether this literal is believed by…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Tableau calculi for description logics revision
Moguillansky, Martín O. - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Focusing on the Ontology Change problem, we consider an environment where Description Logics (DLs) are the logical formalization to express knowledge bases, and the integration of distributed ontologies is developed under new extensions and modifications of the Belief Revision theories…
Fecha:	2012-08-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

Knowledge dynamics in a khepera robots’ application
Tamargo, Luciano H. - García, Alejandro Javier - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The theory change area have defined several operators trying to model the dynamic of knowledge. The goal of this work is to introduce a preprocessor of perceptions that could be part of an agent. The purpose of the preprocessor is…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

40.

Model contractions on description logics
Falappa, Marcelo Alejandro - Moguillansky, Martín O.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	When using tableaux algorithms to reason about Description Logics (DLs), new information is inferred from the models considered while trying to achieve knowledge satisfiability. By focusing the ontology change problem, we consider an environment where DLs are the logical formalization…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

41.

Towards a model of software development process for a physically distributed environment
Audy, Jorge Luis Nicolas - Prikladnicki, Rafael

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The goal of this article is to present the first results of a study looking forward to propose a model of software development for a physically distributed environment (United States and Brazil). Thus, the objective is to combine empirical and…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

42.

Software projects effort estimation using “use case points” method in the context of Project Management Body of Knowledge
Montejano, Germán Antonio - Uzal, Roberto - Riesco, Daniel Eduardo - Debnath, Narayan C.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	As a contribution to consider software projects to be risk investments, it is important the full standardization of either the planning methodology (as a subset of project management methodology) and the effort estimation method. We think there is important and…
Fecha:	2012-10-05
Recurso:	Unversidad Nacional de La Plata

Recurso libre

43.

A software product line experience
Andriano, Natalia Valeria - Kirch, Jorge - Zibecchi, Mariano

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Previous work in software product lines showed an increment of up to 10 times in productivity and product quality [SEI Prod_Line]; because of this, the software product line approach is critical for the success of a development project including a…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

44.

A managerial framework for an electronic government procurement project: complex software projects management fundamentals
Uzal, Roberto - Montejano, Germán Antonio - Riesco, Daniel Eduardo - Uzal, Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	An Electronic Government Procurement (e-GP) project, as most of complex software systems development and implantation, requires sophisticated and strong managerial concepts and skills. So, an effective and consistent managerial framework is needed. Traditional project management models, that propose a series…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

45.

Web based distance education in chemical industrial plants
De Giusti, Armando Eduardo - Pessacq, Raúl A.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The development of ICTs (Information and Communication Technologies) and their application in Engineering Education (in a knowledge-centered world) is one of the axes of an ongoing educative transformation. In particular, when the objective is updating professionals and training the industrial…
Fecha:	2012-10-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

46.

Tracing MPI binaries for knowledge discovery
Grosclaude, Eduardo - Zanellato, Claudio - Zurita, Rafael - Castillo, Rodolfo del

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Our research project intends to build knowledge about HPC problems to be able to help local researchers. In the general case, researchers who consult us do not own the sources to the parallel programs they run. In order to advise…
Fecha:	2012-07-16
Recurso:	Unversidad Nacional de La Plata

Recurso libre

47.

Modelling argumentation lines in abstract frameworks
Martínez, Diego C. - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The area of Knowledge Representation and Reasoning has been enriched during the past two decades with the addition of Argument-Based Reasoning Systems. In formal systems of defeasible argumentation, arguments for and against a proposition are produced and evaluated to test…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

48.

Rethinking logics and regimes of geo-economics: national competitiveness in the borderless global knowledge
Uttam, Jitendra

Formato:	Articulo, Articulo
Enlaces:	This paper aims to clarify an economic mechanism behind the growing dichotomy between geo-economics and the borderless global knowledge economy. The proposed hypothesis is that geo-economic fault-lines, which are the product of the past prejudices of racial, linguistic, and cultural…
Fecha:	2013-02-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

49.

Society, family and learning: the role of home literacy environments
Querejeta, Maira

Formato:	Articulo, Articulo
Enlaces:	This paper explores the relation between society, family, and learning. In particular, it addresses the features of home literacy environments in low income families and their impact on children's pre-literacy skills and knowledge. Sixty-two four/five-year-old children and their mothers were…
Fecha:	2012-04-03
Recurso:	Unversidad Nacional de La Plata

Recurso libre

50.

Upper Ordovician (Sandbian) gastropods from redeposited boulders in the Don Braulio Formation, Argentine Precordillera
Bertero, Verónica

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The glacigenic boulders from the Hirnantian Don Braulio Formation of the Argentine Precordillera contain a well preserved shelly fauna allowing to a better knowledge of brachiopods and bivalves, but gastropods remain undescribed. The purpose of this paper is to give…
Fecha:	2011-02-09
Recurso:	Unversidad Nacional de La Plata