1
article
Published in 2009
Repository Repositorio Universidad Politécnica Salesiana
2
article
Published in 2014
Repository Repositorio Universidad Politécnica Salesiana
3
book
Published in 2010
Repository Repositorio Universidad Politécnica Salesiana
4
masterThesis
Published in 2007
Repository Repositorio Universidad Politécnica Salesiana
5
book
by Ortíz Granja, Doris; Carrera, Alexandra; Cornejo, Gladys; Morejón, Judith; Santamaría Rivas, Milagros; de Lourdes Rosales, María; Vanegas, Nuria; Vega, Cristian; Yacelga, Tarquino
Published in 2010
Repository Repositorio Universidad Politécnica Salesiana