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    Article of journal
    Published in 2016
    Repositorio Universidad Nacional de Colombia

    ... will be celebrated in April, the Association of Petroleum Geologists Annual Convention and Exhibition 2017...
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  5. 345
  6. 346
    Published in 2012
    Repositorio Repositorio UIS
    .... Estudios realizados y publicados por la Society Petroleum Engineer (SPE), muestran que los principales...
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    http://purl.org/coar/version/c_b1a7d7d4d402bcce
    Published in 2008
    Repositorio Repositorio UIS

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  18. 358
    Published in 2009
    Repositorio Universidad Nacional de Colombia

    ... suelo al reducir los niveles de contaminación. / Abstract. In order to deal with the petroleum...
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  19. 359
    Article of journal
    Repositorio Universidad Nacional de Colombia

    ... with petroleum ether and ethyl acetate. The total extract and the two fractions were diluted at different...
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