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1761
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1762
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1763Article of journalPublished in 1942Repositorio Universidad Nacional de Colombia“... Herbarium, Nueva York, o en el Herbarium of the Missouri Botanical Garden, St.Louis, Missouri....”
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1764
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1765
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1766
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1767
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1768Published in 2011Repositorio Universidad Santo Tomás“... of the University of St. Thomas in Bogotá: the Community Development Program. Their results indicate the need...”
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1769
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1770Published in 2016Repositorio Universidad Santo Tomás“... of the frescoes, located in the catacombs of St. Priscilla in Rome (Quacquarelli & Bisconti, 1899 pp 255-256...”
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1771
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1772
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1773Published in 2014Repositorio Repositorio EAFIT“...This research seeks to study Colombia’s agricultural main challenges in the 21st century...”
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1774Published in 2017Repositorio Lumieres“...At the beginning of the 21st century, those economies with extensive production of raw materials...”
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1775
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1776Published in 2019Repositorio Repositorio Institucional - RIBUC“... construidas por el proyecto ST-CAV de la Universidad del Cauca....”
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1777Published in 2019Repositorio Repositorio Institucional - RIBUC“... construidas por el proyecto ST-CAV de la Universidad del Cauca....”
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1778
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1779
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1780Article of investigationPublished in 2020Repositorio RiUPTC: Repositorio Institucional UPTC“... such as smallpox, black plague or the Spanish flu caused a greater number of deaths, an element in the 21st century...”
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