El contenido de materia orgánica (MO) del suelo se relaciona positivamente, en algunos casos, con la superficie específica (SE) del mismo, pero grandes cantidades de MO pue­den resultar en una SE menor, cuando se la determina a través de la…

El presente trabajo de titulación tiene como propósito contribuir con la niñez y adolescencia en condiciones de marginalidad, específicamente a tan importante proyecto que el Banco Central del Ecuador ha fomentado desde 1983, promocionando piezas gráficas que faciliten el proceso…

Background: Intra-urban inequalities in mortality have been infrequently analysed in European contexts. The aim of the present study was to analyse patterns of cancer mortality and their relationship with socioeconomic deprivation in small areas in 11 Spanish cities. Methods: It…

This thesis studies the notion of knowledge in business firms, and in particular the concept of knowledge mobilization, understood as the mechanisms used by organizations to apply, transfer and retain knowledge about cause and effect relationships. As a theoretical framework,…

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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…

Classical knowledge production is an author-centered process. The emergence of cooperative internet technologies such as wikis or blogs shows a shift towards stronger cooperative production and communication of knowledge, closing the gap between readers and authors. The incorporation of such…

Sixty teachers from the Ottawa-Carleton region of Canada were surveyed to measure their knowledge of child maltreatment risk indicators, knowledge of reporting procedures, and the frequency of reporting sexual abuse, physical abuse, and neglect. Correlations did not support the hypothesis…

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IFLA Council and General Conference Proceedings (66th, Jerusalem, Israel, August 13-18, 2000)