Results 71 to 80 of about 229,462 (251)

Towards an anthropology of acquisition: ‘How did you get that?’ Vers une anthropologie de l'acquisition : « Où as‐tu trouvé ça ? »

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
The production‐distribution‐consumption triad has structured how anthropologists understand exchange for roughly a century. This article argues for expanding this triad to include an explicit focus on acquisition – the systems, processes, and practices of acquiring.
Hanna Garth
wiley   +1 more source

Linfoma primario de mama bilateral con metástasis a sistema nervioso central en mujer embarazada. Reporte de caso

open access: yesGaceta Mexicana de Oncología
El linfoma primario de mama es una presentación rara del linfoma no Hodgkin. Se trata de una paciente de 20 años de edad con 36 semanas de gestación que presenta dolor lumbar y parestesia en miembros inferiores.
Roberto J. González-Zambrana   +3 more
doaj   +1 more source

The modern condition and the perspectives of conservation and development of the Rosales plot of M.M. Gryshko National Botanical Gardens of the NAS of Ukraine

open access: yesІнтродукція Рослин, 2010
The data about taxonomic structure of Rosales plot, modern condition of plants, measures of introduced plants conservation and perspectives of this collection development are given.
N.M. Trofimenko   +2 more
doaj   +1 more source

Mujeres Públicas and women in public: Scrutinising the history of prostitution in eighteenth‐ and nineteenth‐century Mexico

open access: yesGender &History, EarlyView.
Abstract Past studies of prostitution have mislabelled Mexican women as prostitutes when it is not clear that they had engaged in transactional sex. Here, we examine the history of prostitution between 1750 and 1865, detailing both legal frameworks and judicial evidence to address the reasons for the inflation of prostitution's presence in Mexico ...
Nora E. Jaffary, Luis Londoño
wiley   +1 more source

THE CHAINMAKER: How Intermediaries Sustain Urban Policy Initiatives over Time

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Practitioners implementing urban climate initiatives are frequently faced with the intermittent nature of urban projects and the short‐termism of policy experiments. In this conjuncture, understanding how urban transformations are advanced necessitates grasping how small‐scale efforts are carried forward or sustained despite these brief time ...
HANNA HILBRANDT   +2 more
wiley   +1 more source

Synthesis and Characterization of New Thiolated Chitosan Nanoparticles Obtained by Ionic Gelation Method

open access: yesInternational Journal of Polymer Science, 2015
We derivatized low molecular weight chitosan (LMWC) with 3-mercaptopropanoic acid (3-MPA) by a coupling reaction. The chemical modification of LMWC was characterized by Fourier transform infrared spectroscopy (FT-IR) and nuclear magnetic resonance, 1HNMR.
Reynaldo Esquivel   +4 more
doaj   +1 more source

THE LEGITIMACY TRAP: Street Vending Heterogeneity and Selective Enforcement in San Francisco

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Literature on street vending regulation often emphasizes the challenges in enforcing legal frameworks due to unclear laws or insufficient state capacity. However, it tends to overlook diversity among vendors themselves along crucial parameters such as spatial location, community ties and processes of goods procurement.
Irene Farah
wiley   +1 more source

Alternativas desde la investigación en educación ambiental frente a la crisis planetaria

open access: yesCPU-e, 2020
Reseña Castro Rosales, Reyes Ruiz y Padilla Muñoz (Coords.) (2019). Resiliencia contra el desaliento. Investigación en educación ambiental. Guadalajara: Universidad de Guadalajara/SEMARNAT. 169 pp. ISBN: 978 607 547 592 9. 
Elba A. Castro Rosales
doaj   +1 more source

A stability index for detonation waves in Majda's model for reacting flow

open access: yes, 2003
Using Evans function techniques, we develop a stability index for weak and strong detonation waves analogous to that developed for shock waves in [GZ,BSZ], yielding useful necessary conditions for stability. Here, we carry out the analysis in the context
Abouseif   +59 more
core   +1 more source

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