1
bachelorThesis
Published in 1992
Repository Repositorio Universidad de Cuenca
2
masterThesis
Published in 2016
Repository Repositorio Universidad de Guayaquil
3
article
by Soto Gonzàlez, Carlos Omar; Ollague Valarezo, Josè Kennedy; Arias Montero, Vicente; Bolivar Sarmiento, Carlos
Published in 2017
Repository Repositorio Universidad Internacional del Ecuador