1
article
Published in 2007
Repository Repositorio Universidad Politécnica Salesiana
2
doctoralThesis
Published in 2021
Repository Repositorio Universidad Andina Simón Bolivar
3
masterThesis
Published in 2007
Repository Repositorio Universidad Politécnica Salesiana
4
masterThesis
Published in 2013
Repository Repositorio Pontificia Universidad Católica del Ecuador