41
book
Published in 1996
Repository Repositorio Universidad Politécnica Salesiana
42
book
Published in 1989
Repository Repositorio Universidad Politécnica Salesiana
43
book
Published in 1990
Repository Repositorio Universidad Politécnica Salesiana
44
book
Published in 1999
Repository Repositorio Universidad Andina Simón Bolivar
45
book
Published in 2019
Repository Repositorio Universidad Andina Simón Bolivar
48
book
Published in 1888
Repository Repositorio Biblioteca Digital CCE
51
book
Published in 2024
Repository Repositorio Universidad Técnica del Norte
52
book
by Saráuz Estévez, Luis Vinicio; Pinargote Yépez, Lucía Maribel; Brucil Almeida, Juan Guillermo; Lara Villegas, Luis Eduardo; Dávalos Gonzales, Vicente Xavier; Espinoza Gavilánez, Rocío; Guerra Miño, Edwin Raúl; Aragón Cuamacás, Gloria Esperanza; Castro Quelal, Lenin Roberto; Villegas Estévez, Cristina Jaqueline; Pérez González, René Álvaro; Rhea González, Bertha Soraya
Published in 2019
Repository Repositorio Universidad Técnica del Norte
53
book
Published in 2022
Repository Repositorio Universidad Técnica del Norte
54
book
Published in 2016
Repository Repositorio Universidad Técnica del Norte
55
book
Published in 2010
Repository Repositorio Universidad Politécnica Salesiana
56
book
Published in 2014
Repository Repositorio Universidad Politécnica Salesiana
57
book
by Garzón-Vera, Blas; Falceri, Laura; Torres-Toukoumidis, Ángel; Castillo Astudillo, Luz Marina; López Jaramillo, María Fernanda
Published in 2022
Repository Repositorio Universidad Politécnica Salesiana
58
book
Published in 1988
Repository Repositorio SENESCYT
59
book
Published in 2011
Repository Repositorio SENESCYT
60
book
Published in 1997
Repository Repositorio SENESCYT