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Arquitectura y urbanismo de San Cristóbal: Una visión panorámica desde las crónicas, descripciones y memorias, Architecture and Urbanism of San Cristóbal: An Enhanced Vision from The Chronicles, Descriptions and Memories Méndez Salcedo, Ildefonso
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Contributions to our knowledge of the duration of life in vertebrate animals Flower, Stanley S
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A contribtion to our knowledge of the herpetofauna of the Mexican state of Aguascalientes Anderson, James Donald - William Z Lidicker, Jr
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Additions to the knowledge of the herpetofauna of Oaxaca, Mexico Hobart M Smith
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Encuesta serohematológica en bovinos tripanosusceptibles de dos unidades agroecológicas del Valle de Aroa, Serahaematological survey in bovine tripanosensitiveness at two agroecological units of Aroa Valley Sandoval, Espartaco - Espinoza, Emir - González, Nersa - Morales C., Gustavo A. - Montilla, William - Jiménez, Delia
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Network Effects and Welfare Cultures Luttmer, Erzo - Bertrand, Marianne - Mullainathan, Sendhil
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