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1961Doctoral thesisPublished in 2014Repositorio Universidad Nacional de Colombia
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1962Article of journalPublished in 2017Repositorio Universidad Nacional de Colombia
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1963Doctoral thesisPublished in 2017Repositorio Universidad Nacional de Colombia
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1964
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1965Doctoral thesisPublished in 2015Repositorio Universidad Nacional de Colombia
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1966Published in 2019Repositorio Universidad Nacional de Colombia
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Get full text
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1967Published in 2012Repositorio Universidad Nacional de Colombia
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Get full text
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1968
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1969
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1970
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1971
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1972
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1973
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1974http://purl.org/coar/resource_type/c_f744Published in 2018Repositorio Repositorio UNAB
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1975
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1976
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1977
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1978
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1979
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1980