1
masterThesis
Published in 2005
Repository Repositorio Escuela Superior Politécnica del Litoral
2
article
by Rehfisch Paredes, Veronica Maria; Toala Tovar, Nela Katiuska; Velez Ruilova, Judy Alexandra; Espinel Martinez, Ramon Leonardo
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral