Results 41 to 50 of about 829,867 (206)

El abastecimiento militar de cáñamo para el imperio español (1665-1808): globalización, estado y empresarios en el largo Siglo XVIII = Providing Hemp for Military Purpose for the Spanish Empire (1665-1808): Globalization, State and Entrepreneurs in the Long Eighteenth Century

open access: yesEspacio, Tiempo y Forma. Serie IV, Historia Moderna, 2019
El cáñamo se convirtió en un insumo estratégico de primer orden para los imperios marítimos durante la Edad Moderna, porque con él se producía cuerda mecha, y jarcia y velas para el aparejo de los veleros, por lo que su producción agraria, su manufactura
Manuel Díaz-Ordóñez
doaj   +1 more source

Notas sobre el estudio del poder como nueva valoración de la historia política [PDF]

open access: yes, 2017
Buena prueba de la importancia de este amplio fenómeno la constituye la ingente producción histórica dedicada a su estudio. Sin embargo, si se echa un vistazo a la literatura de las últimas décadas destaca el hecho de que, incluso en este tema, los ...
Gil Pujol, Xavier, 1956-
core  

Genetic origins and climate‐induced erosion in economically important Asian walnuts

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract The global climate is undergoing unprecedented changes, posing significant threats to species persistence. However, the spatiotemporal impacts on genetic diversity remain poorly understood, hindering species conservation and management. Walnuts, generally referred to as Juglans regia and J. sigillata, are economically vital in Asia, but little
Peng‐Zhen Fan   +17 more
wiley   +1 more source

Goodbye connections, hello Bagehot: democratization, lender of last resort independence and bank failures in Spain in 1931

open access: yesThe Economic History Review, Volume 79, Issue 1, Page 89-132, February 2026.
Abstract Did democratization reduce the likelihood of politically connected bank bailouts in the past? What role did private central banks play as independent lenders of last resort? To answer these questions, this article provides new detailed archival evidence on the causes of bank failures in Spain in July 1931.
Enrique Jorge‐Sotelo
wiley   +1 more source

Mills and society in early medieval northern Italy

open access: yesEarly Medieval Europe, Volume 34, Issue 1, Page 3-33, February 2026.
Drawing on the extensive documentary record of northern Italy, available archaeological evidence, and comparative case studies from early medieval Europe, this study demonstrates that mill‐based landscapes in the Po and Friuli‐Venetian plains were shaped by society as a whole.
Marco Panato
wiley   +1 more source

Reseña de: María Baudot Monroy (ed.), El Estado en guerra. Expediciones navales españolas en el siglo XVIII, Madrid, Ediciones Polifemo, 2014, 406 pp. ISBN 978-84-96813-96-3

open access: yesEspacio, Tiempo y Forma. Serie IV, Historia Moderna, 2016
Reseña de: María Baudot Monroy (ed.), El Estado en guerra. Expediciones navales españolas en el siglo XVIII, Madrid, Ediciones Polifemo, 2014, 406 pp.
Manuel Díaz-Ordóñez
doaj   +1 more source

Optimizing Control Definitions in Opioid Use Disorder Genetic Research Using Electronic Health Records

open access: yesAddiction Biology, Volume 31, Issue 1, January 2026.
This study contributes to the broader discussion of control selection in opioid use disorder (OUD) research. By comparing unscreened (“generic”) versus minimally opioid‐exposed controls in phenome‐wide association analyses, generic controls produced larger effect sizes and more associations, though most results overlapped.
Maria Niarchou   +24 more
wiley   +1 more source

Similitudes entre los sectores siderúrgico e industrial en Argentina durante el período de la Convertibilidad

open access: yesRevista Tiempo & Economía, 2020
Durante la aplicación del modelo de Convertibilidad (1991 y 2001) el sector industrial argentino se caracterizó por una mayor concentración de su actividad en grandes empresas, entre las cuales las de capital extranjero tuvieron una importante ...
Patricia Jerez
doaj   +1 more source

A new phylogeny of Anastrepha (Diptera: Tephritidae) based on nuclear loci obtained by phylogenomic methods

open access: yesSystematic Entomology, Volume 51, Issue 1, January‐March 2026.
We present an extensive phylogenetic analysis, based on 293 nuclear loci and 728 individuals representing 237 species of Anastrepha, the largest and most economically important New World genus of Tephritidae. The analysis strongly supports the monophyly of most Anastrepha species groups, also revealing previously unknown relationships among species and
Allen L. Norrbom   +19 more
wiley   +1 more source

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