141

bachelorThesis
Published in 2015
Repository Repositorio Universidad Técnica de Ambato
148

bachelorThesis
Published in 2006
Repository Repositorio Universidad Técnica de Machala
157

bachelorThesis
Published in 1969
Repository Repositorio Universidad de Cuenca
158

bachelorThesis
Published in 1981
Repository Repositorio Universidad Técnica Particular de Loja