Results 41 to 50 of about 603,762 (219)

SOBERANÍA Y ESTADO MODERNO

open access: yesIuris Tantum, 2020
El objetivo central del presente ensayo consiste en reflexionar sobre el origen y evolución del concepto de soberanía destacando la profunda influencia que su desarrollo teórico ejerció sobre el proceso de estructuración política y jurídica del Estado ...
Federico Seyde
doaj   +1 more source

Functional trade‐offs and ecological correlates of seed oil traits in alpine ecosystems

open access: yesPlant Biology, Volume 27, Issue 7, Page 1401-1413, December 2025.
This study examines seed oil content patterns in 47 alpine species, revealing a significant trade‐off between seed oil and seed longevity. Abstract Seed oil content is a crucial energy reserve in angiosperms, with effects on biological functions and plant fitness, playing an important role in seed protection from environmental conditions.
C. Espinosa del Alba   +4 more
wiley   +1 more source

Las plataformas móviles una mirada al contrato laboral en Colombia [PDF]

open access: yes, 2019
Artículo de InvestigaciónEl actual documento aborda una tendencia marcada en la revolución tecnológica de la ultima década, reflejando temas controversiales en los alcances de la norma en la actualidad, por el tipo de contratación que se realiza para el ...
Porras-Soto, Edgar Ferney
core  

Effects of Ploidy on Relationship Between Outbreeding Response and Fitness in a Plant Selfing Species

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
Outbreeding response is both ploidy‐dependent and functionally tied to fitness, highlighting its potential role in promoting outcrossing and driving mating system evolution in inbred plant populations. ABSTRACT Outbreeding response, the phenotypic differences observed between selfed parental lines and their outcrossed offspring, can influence the ...
Carlos Olmedo‐Castellanos   +5 more
wiley   +1 more source

Anotações acerca da boa-fé como princípio de direito contratual no estado democrático de direito [PDF]

open access: yes, 2008
Estuda a boa-fé nas relações contratuais, abordando-a no contexto do direito contratual empresarial brasileiro.
Quirino, Matheus Adolfo Gomes
core  

Social media videos highlight the impacts of the illegal use of snares on Brazilian biodiversity

open access: yesPeople and Nature, Volume 7, Issue 11, Page 2811-2820, November 2025.
Abstract Snares are one of the most used types of non‐selective traps for hunting worldwide, though their use is prohibited in many countries, including Brazil. Indiscriminate and unmonitored use of snares can induce serious conservation problems, particularly in megadiverse countries where higher species richness and diversity mean that the ...
William Douglas Carvalho   +5 more
wiley   +1 more source

Crisis, transformación y nuevo Contrato Social

open access: yesRevista Diecisiete: Investigación Interdisciplinar para los Objetivos de Desarrollo Sostenible., 2023
Desde hace tres lustros la economía internacional ha experimentado varias crisis de gran calado y, en un entorno de incertidumbre radical y malestar social creciente, han surgido algunas tendencias de cambio en las estructuras económicas y tecnológicas que traen consigo ventajas importantes, pero también notables contradicciones y riesgos.
Antón Costas, Xosé Carlos Arias
openaire   +2 more sources

Protección actual de los derechos laborales y seguridad social de los trabajadores rurales en Colombia 2016-2017 [PDF]

open access: yes, 2017
Artículo de investigaciónEl actual documento genera una revisión de las actuales circunstancias contractuales del trabajador agrario en Colombia. Se establece que, se regula con el mismo régimen normativo aplicado al trabajador urbano, con la salvedad ...
Cubillos-Castro, Ruddy Liceth
core  

Soil community structure across native and exotic forests is shaped by edaphoclimatic conditions and eukaryotic biomarkers

open access: yesJournal of Applied Ecology, Volume 62, Issue 11, Page 3128-3141, November 2025.
Our results point to the importance of taking management decisions for these forests considering regional conditions as well as forest type. The provided list of soil keystone taxa should be taken into account in future research and soil monitoring, which is essential for sustainable management of land.
Concha Cano‐Díaz   +10 more
wiley   +1 more source

Linguagem Política e Leituras do Contrato Social nos alvores da Revolução Liberal em Portugal

open access: yesRevista de História da Sociedade e da Cultura, 2013
O vocabulário político que impulsionou a expansão editorial e periódica em Portugal, em finais do século XVIII, tem subjacente a divulgação do pensamento de Jean-Jacques Rousseau.
Ana Cristina Araújo
doaj   +1 more source

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