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2841Trabajo de grado de pregradoPublished in 2017Repositorio Biblioteca Digital Universidad Externado de Colombia
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2842Published in 2017Repositorio Repositorio USB
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2843Published in 2016Repositorio Repositorio USB
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2844Published in 2020Repositorio Repositorio USB
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2845Published in 2019Repositorio Repositorio USB
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2846Published in 2015Repositorio Repositorio USB
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2847Published in 2012Repositorio Repositorio USB
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2848Published in 2019Repositorio Repositorio USB
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2849Verificación analítica para las determinaciones de cromo hexavalente en aguas por espectrofotometríaPublished in 2013Repositorio Repositorio USB
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2850Article of journalPublished in 2015Repositorio RED: Repositorio Educativo Digital UAO
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2851Trabajo de grado de pregradoPublished in 2013Repositorio Repositorio Universidad del Quindío
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2852Trabajo de grado de pregradoPublished in 2013Repositorio Repositorio Universidad del Quindío
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2853Published in 2019Repositorio Repositorio Institucional UTB
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2854Published in 2019Repositorio Repositorio Institucional UTB
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2855Published in 2019Repositorio Repositorio Institucional UTB
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2856Published in 2002Repositorio Repositorio Universidad de la Sabana
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2857Published in 2003Repositorio Repositorio Universidad de la Sabana
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2858Published in 2016Repositorio Repositorio EdocUR - U. Rosario
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2859Published in 2018Repositorio RiUPTC: Repositorio Institucional UPTC
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2860Article of journalPor Torregroza Espinosa, Ana Carolina; Martinez Mera, Eliana Andrea; Castaneda Valbuena, Daniel; Gonzalez Marquez, Luis Carlos; Torres Bejarano, Franklin ManuelPublished in 2018Repositorio REDICUC - Repositorio CUC
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