1
masterThesis
Published in 2014
Repository Repositorio Universidad Técnica Particular de Loja
2
article
by Barrera Jimenez, Ana Delia; Quintero de Chacón, Gisela; Hernández Amaro, Luis Enrique; Cárdenas Cordero, Nancy Marcela
Published in 2017
Repository Repositorio Universidad Técnica de Machala