Results 61 to 70 of about 160,047 (256)

Introducción

open access: yesRevista Controversia, 1987
La dramática situación de violencia e injusticia que vive el país en la actualidad es abordada en la presente CONTROVERSIA desde perspectivas y con enfoques muy diferentes, aprovechando materiales preparados para el proyecto “Democracias Emergentes ...
Fernán Gonzales G.
doaj  

Vulnerability of marine megafauna to global at‐sea anthropogenic threats

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Marine megafauna species are affected by a wide range of anthropogenic threats. To evaluate the risk of such threats, species’ vulnerability to each threat must first be determined. We build on the existing threats classification scheme and ranking system of the International Union for Conservation of Nature (IUCN) Red List of Threatened ...
Michelle VanCompernolle   +309 more
wiley   +1 more source

Celestina de Fernando de Rojas: documento bibliográfico

open access: yesCelestinesca, 1991
N ...
Joseph T. Snow
doaj   +1 more source

Responsabilidad social y universidad [PDF]

open access: yes, 2013
182 p.En esta colección se centra en la responsabilidad social que corresponde a las instituciones de educación superior. Así mismo , aporta al compromiso misional de la universidad de inculturar la doctrina social católica y el estudio, análisis ...
Aldana-Piñeros, Alexander   +16 more
core  

Discrete typing units of Trypanosoma cruzi identified in rural dogs and cats in the humid Argentinean Chaco [PDF]

open access: yes, 2012
The discrete typing units (DTUs) of Trypanosoma cruzi that infect domestic dogs and cats have rarely been studied. With this purpose we conducted a cross-sectional xenodiagnostic survey of dog and cat populations residing in 2 infested rural villages in ...
Cardinal, Marta Victoria   +5 more
core   +1 more source

Enhancement of the Persistent Luminescence of SrAl2O4:Eu, Dy Ceramics Through Incorporation of Ag and Au Nanoparticles

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
Enhanced persistent luminescence of consolidated ceramic substrates done by hot isostatic pressing based on SrAl2O4: Eu, Dy by incorporation of Ag and Au nanoparticles. Persistent luminescent materials are essential for advancing energy‐efficient lighting, bioimaging, and sensing technologies.
Rocío E. Rojas‐Hernández   +6 more
wiley   +1 more source

Academic performance, emotional intelligence and academic engagement in adolescents [PDF]

open access: yes, 2019
Introducción. Durante la etapa escolar del alumnado en los centros educativos se producen diferentes situaciones personales y académicas que influyen de manera determinante tanto en la personalidad como en el rendimiento del mismo.
Salavera Bordás, Carlos   +1 more
core   +2 more sources

Advances in Microbial Diagnostics: Machine Learning and Nanotechnology for Zoonotic Disease Control

open access: yesWIREs Nanomedicine and Nanobiotechnology, Volume 18, Issue 1, January/February 2026.
This review highlights how integrating machine learning with nanotechnology enables enhanced diagnostics, personalized treatments, and the prediction of outbreaks for zoonotic diseases, offering a unified framework to advance global health. ABSTRACT Zoonotic diseases pose significant global health threats, with microbial pathogens, including bacteria ...
Narges Lotfalizadeh   +8 more
wiley   +1 more source

Sobre la «composición» de La Celestina y su anónimo «auctor»

open access: yesCelestinesca, 2009
En la primera parte, se analizan los fragmentos de diálogos que resultan disonantes con la trama de la Celestina y parecen trasunto de una comedia humanística anterior.
Antonio Sánchez, Remedios Prieto
doaj   +1 more source

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