23
book
Published in 1947
Repository Repositorio Universidad de Cuenca
24
book
Published in 2020
Repository Repositorio Universidad de Cuenca
25
book
by Gómez Terán, Marcelo; Echeverría Almeida, José; Naranjo Toro, Miguel Edmundo; Oviedo Pantoja, Winston Germánico
Published in 2018
Repository Repositorio Universidad Técnica del Norte
26
book
Published in 2023
Repository Repositorio Universidad Técnica del Norte
27
book
Published in 2021
Repository Repositorio Universidad Politécnica Salesiana
28
book
Published in 1993
Repository Repositorio Universidad Politécnica Salesiana
29
book
Published in 1995
Repository Repositorio Universidad Politécnica Salesiana
30
book
Published in 2020
Repository Repositorio Universidad Politécnica Salesiana
31
book
Published in 2013
Repository Repositorio Universidad Politécnica Salesiana
32
book
Published in 2015
Repository Repositorio Universidad Politécnica Salesiana
33
book
Published in 2016
Repository Repositorio Universidad Politécnica Salesiana
34
book
Published in 2015
Repository Repositorio Universidad Técnica de Machala
35
book
Published in 1980
Repository Repositorio SENESCYT
39
book
Published in 1991
Repository Repositorio Universidad Politécnica Salesiana
40
book
Published in 1978
Repository Repositorio Universidad Politécnica Salesiana