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54661Work documentPublished in 1994Repositorio Universidad Nacional de Colombia
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54662
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54663Trabajo de grado de pregradoPublished in 1939Repositorio Universidad Nacional de Colombia
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54664Article of journalPublished in 1990Repositorio Universidad Nacional de Colombia
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54665
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54666
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54667Article of journalPublished in 2016Repositorio Universidad Nacional de Colombia
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54668Article of journalPublished in 2005Repositorio Universidad Nacional de Colombia
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54669Article of journalPor Kangmin, LiPublished in 1999Repositorio Universidad Nacional de Colombia
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54670Article of journalPublished in 2011Repositorio Universidad Nacional de Colombia
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54671
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54672
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54673Article of journalPublished in 1995Repositorio Universidad Nacional de Colombia
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54674Article of journalPublished in 2010Repositorio Universidad Nacional de Colombia
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54675Article of journalPublished in 1941Repositorio Universidad Nacional de Colombia
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54676Article of journalPublished in 2016Repositorio Universidad Nacional de Colombia
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54677Article of journalPublished in 2001Repositorio Universidad Nacional de Colombia
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54678Published in 2013Repositorio Universidad Nacional de Colombia
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54679
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54680Article of journalPublished in 1974Repositorio Universidad Nacional de Colombia
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