1
article
by Delgado Bravo, Adriana Isabel; Naranjo Toro, Miguel Edmundo; Castillo Andrade, Rocío Elizabeth; Basante Castro, Yudy Del Rosario; Rosero Otero, Mildred
Published in 2013
Repository Repositorio Universidad Técnica del Norte
2
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Published in 2017
Repository Repositorio Universidad Estatal Península de Santa Elena
3
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Published in 2019
Repository Revista Universidad San Gregorio de Portoviejo