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2161Article of journalPublished in 1978Repositorio Repositorio Institucional UPN
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2162Article of journalPublished in 1982Repositorio Repositorio Institucional UPN
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2163Article of journalPublished in 1990Repositorio Repositorio Institucional UPN
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2164Article of journalPublished in 1993Repositorio Repositorio Institucional UPN
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2165Article of journalPublished in 2011Repositorio Repositorio Institucional UPN
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2166
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2167Published in 2016Repositorio RiUPTC: Repositorio Institucional UPTC
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2168Published in 2009Repositorio RiUPTC: Repositorio Institucional UPTC
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2169Published in 2014Repositorio RiUPTC: Repositorio Institucional UPTC
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2170Published in 2010Repositorio RiUPTC: Repositorio Institucional UPTC
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2171Article of journalPublished in 2005Repositorio Repositorio Universidad Javeriana
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2172Article of journalPublished in 2014Repositorio Repositorio Universidad Javeriana
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2173http://purl.org/coar/resource_type/c_6548Published in 2005Repositorio RiUPTC: Repositorio Institucional UPTC
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2174
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2175Article of journalPublished in 2019Repositorio Repositorio Institucional - RIBUC
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2176Article of journalPublished in 2020Repositorio Repositorio Institucional - RIBUC
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2177Article of journalPublished in 2019Repositorio Repositorio Institucional - RIBUC
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2178Article of journalPublished in 2020Repositorio Repositorio Institucional - RIBUC
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2179Article of journalPublished in 2020Repositorio Repositorio Institucional - RIBUC
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2180