1
article
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral
2
bachelorThesis
Published in 2007
Repository Repositorio Universidad del Azuay
3
bachelorThesis
Published in 1996
Repository Repositorio Universidad de Cuenca
4
bachelorThesis
Published in 2004
Repository Repositorio Universidad de Cuenca
5
bachelorThesis
Published in 1998
Repository Repositorio Escuela Superior Politécnica del Litoral
6
bachelorThesis
Published in 1986
Repository Repositorio Universidad Técnica Particular de Loja
7
bachelorThesis
Published in 1967
Repository Repositorio Escuela Superior Politécnica del Litoral