41
article
by Aguilar Romero, Andrea Leonor; Valenzuela Criollo, Cristina Isabel; Tobalina Ditto, Constantino Francisco
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral
42
article
by Moyano Del Pezo, Othmar Edison; Paredes Cruz, Tannia Veronica; Tobalina Ditto, Constantino Francisco
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral