1
article
Published in 2005
Repository Repositorio Universidad Andina Simón Bolivar
2
article
Published in 2006
Repository Repositorio Universidad Politécnica Salesiana
3
article
Published in 2004
Repository Repositorio Universidad Politécnica Salesiana
4
article
Published in 1995
Repository Repositorio Facultad Latinoamericana de Ciencias Sociales
5
bachelorThesis
Published in 2020
Repository Repositorio Universidad Técnica del Norte