1
masterThesis
Published in 2018
Repository Repositorio Universidad Católica de Santiago de Guayaquil
2
article
by Once Ortiz, Janeth Veronica; Yagual Cacao, Katherine Lissette; Milo Prieto, Jimmy Manuel; Zurita Erazo, Sonia
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral