Although some excellent Artículo de investigacións about Lyell's work have been published, they do not explicitly deal with Lyell's biogeographical conceptions. The purpose of this paper is to analyse Lyell's biogeographical model in terms of its own internal structure. Lyell…

Los principales referentes de enfermería abogan como reto presente y futuro de la disciplina y profesión el uso de la teoría, vinculada a la investigación científica, con el fin de mejorar la práctica asistencial. Tal afirmación suscita la reflexión acerca…

The aim of this paper is to determine the chronology of the information on papilionid and pierid butterflies of Mexico, as well as the patterns of collection and who were the most active collectors freom a curatorial databases and bibliography.…

The knowledge of spatial variability soil properties is useful in the rational use of inputs, as in the site specific application of lime and fertilizer. The objective of this work was to map and evaluate the spatial variability of the…

Purpose: There is an extensive literature which associates organizational learning with creation of knowledge, but models that relate organizational learning constructs and learning organization with the creation of knowledge are not found. The aim of this paper is to present…

Abstract: The 2003 SARS outbreak in Toronto offers an opportunity to study the ways risk has come to form a rhetorical basis for public discussions of morality in contemporary Canadian society. This paper combines Ewald’s precautionary description of risk functionality…

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