1
article
by Barrionuevo Villacrés, Jeaneth Alexandra; Barros Erraez, Ruth Cecilia; Vanegas Quizhpi, Oscar Santiago
Published in 2017
Repository Repositorio Universidad Estatal Península de Santa Elena
2
masterThesis
Published in 2013
Repository Repositorio Universidad de Cuenca
3
bachelorThesis
Published in 2012
Repository Repositorio Universidad Técnica Particular de Loja