1
masterThesis
by Crespo Roca, Glenda Sulanda; Galindo Alvarez, Ana María; Moncayo Romero, Evelyn Betzabeth; Wither Delgado, Andrés Xavier
Published in 2012
Repository Repositorio Universidad Católica de Santiago de Guayaquil
2
article
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral
3
bachelorThesis
Published in 2002
Repository Repositorio Escuela Superior Politécnica del Litoral