Results 151 to 160 of about 1,987,366 (279)

Los intereses de la vida cotidiana y las ciencias

open access: yesIdeas y Valores, 1986
Bogotá: Universidad Nacional de Colombia, 1986.
Hoyos, Guillermo, Serrano, Gonzalo
openaire   +2 more sources

El CITA invitado en la Expo de Milán [PDF]

open access: yes, 2015
El Dr. Alberto Bernués, investigador del CITA invitado al acto, presentará una ponencia en la I Sesión “Análisis de sostenibilidad y del ciclo de vida en la producción animal”, fruto de una novedosa investigación liderada por este investigador con la ...
Area de Información, Documentación y Cultura Científica. Centro de Investigación y Tecnología Agroalimentaria de Aragón
core  

An allocation rule for connection scheduling problems

open access: yesInternational Transactions in Operational Research, Volume 33, Issue 2, Page 892-925, March 2026.
Abstract This paper studies so‐called connection scheduling problems, a type of interactive operations research problem. A connection scheduling problem combines aspects from the minimum cost spanning tree and sequencing problems. Given a graph, we aim to first establish a connection order on the players such that the total cost of connecting them to a
Laura Davila‐Pena   +3 more
wiley   +1 more source

Laboratorio de ciencias: un escenario para aprender matemáticas [PDF]

open access: yes, 2011
Actualmente se plantea la necesidad de que el alumno sea competente en matemáticas para en la resolución de problemas reales. Esta necesidad es más evidente en el nivel de técnico superior universitario pues en su vida profesional y laboral dan solución ...
Camarena, Patricia, Trejo , Elia
core  

Along the Silenced Footsteps of Latin American Pastoralists: From Mexico to Argentina, a Journey Through Pastoral Systems in Latin America

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 31, Issue 1, March 2026.
ABSTRACT Pastoralism worldwide faces a complex landscape of increased pressures and exclusion. Beyond ecological and economic challenges, pastoralists suffer eroding cultural identity, limited generational renewal, and political marginalization. Yet pastoral livelihoods are increasingly recognized as stewards of sustainable futures and amongst the best
Greta Semplici, Pablo Manzano
wiley   +1 more source

Exploratory study of non-ordinary states of consciousness during sleep show distinct electrophysiological features from wakefulness and canonical sleep stages

open access: yesScientific Reports
Consciousness does not always fade during sleep. Instead, it can re-emerge in the form of non-ordinary states of consciousness (NOSC), such as lucid dreams (LDs), sleep paralysis (SP), out-of-body experiences (OBEs), and false awakenings (FAs).
Nerea L. Herrero   +4 more
doaj   +1 more source

La intervención del trabajo social en las adicciones dentro del programa juego responsable [PDF]

open access: yes, 2013
El presente trabajo tiene la finalidad de estudiar la intervención del trabajador social y lleva a reflexionar sobre cuál es la intervención del trabajador social en las adicciones en el Programa Juego Responsable.
Bravo, Daniela, Díaz, Yésica
core  

Effect of drought disturbance in a sclerophyll forest on the micromammal community in the Río Clarillo National Park, Metropolitan Region, Chile

open access: yesRevista Chilena de Historia Natural
Background Micromammals play an important role in mediterranean ecosystems. The “megadrought” in the sclerophyll forest has caused a “browning” that implies, among other things, the reduction of canopy cover.
Susan Fletcher   +3 more
doaj   +1 more source

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