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15141Article of journalPor Calderón Vallejo, Gustavo Adolfo; Pareja Hincapié, Lina María; Caicedo Cano, Catalina; Chica Ríos, Rubiel AlbertoPublished in 2021Repositorio Repositorio Institucional U. CaldasGet full text
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15142Article of journalPublished in 2015Repositorio Repositorio Institucional U. CaldasGet full text
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15143
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15144Article of journalPublished in 2017Repositorio Repositorio Institucional U. CaldasGet full text
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15145Article of journalPublished in 2008Repositorio Repositorio Institucional U. CaldasGet full text
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15146Article of journalPublished in 2008Repositorio Repositorio Institucional U. CaldasGet full text
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15147
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15148
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15149
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15150Doctoral thesisPublished in 2017Repositorio Universidad Nacional de ColombiaGet full text
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15151Work documentPublished in 1997Repositorio Universidad Nacional de Colombia“... to fix, low in exchangeable bases and imbalance between them. Due to this complex of problems has been...”
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15152Doctoral thesisPublished in 2015Repositorio Universidad Nacional de ColombiaGet full text
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15153Doctoral thesisPublished in 2016Repositorio Universidad Nacional de ColombiaGet full text
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15154
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15155Article of journalPor Gallego Montes, Gabriel; Giraldo Aguirre, Sebastián; Jaramillo Ángel, Claudia Patricia; Vasco Álzate, José FernandoPublished in 2016Repositorio Universidad Nacional de ColombiaGet full text
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15156
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15157Published in 2017Repositorio Universidad Nacional de ColombiaGet full text
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15158Article of journalPublished in 2018Repositorio Universidad Nacional de ColombiaGet full text
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15159
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15160BookPublished in 2010Repositorio Universidad Nacional de Colombia“..., such as natural or legal persons who engage in this complex and interesting work. Therefore, it is vital...”
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