1
bachelorThesis
Published in 2009
Repository Repositorio Universidad Nacional de Loja
2
article
by Sarmiento Oyola, Carlos Alberto; Piedra Durán, Henry Eduardo; Guzmán Rojas, Henrry Mauricio; Gómez Vaca, Ángel Paúl
Published in 2020
Repository Repositorio Universidad Andina Simón Bolivar