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Mostrando ítems 636-637 de 637
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Water Treatment Plants in the Sonora River: A Disaster Recovery Review
(El Colegio de Sonora, 2021-04-07)Objective: to examine which of the elements of the water treatment plants installation strategy proposed in the Sonora River Trust were effectively executed. Methodology: though fieldwork and documentary compilation, plants’ ... -
Workers’ organization and labor policies in Mexico’s and Chile’s copper mines, 1900-1940
(El Colegio de Sonora, 2019-03-06)The article analyzes the formation and development of copper mining in Mexico and Chile during the first half of the 20th century. It is an unfinished exploration and responds to the need to study regional historical ...