1
2
3
Published in 2013
Repository
4
6
7
8
by Paucar, Betty; Gallegos, Patricio; Nieto C., Carlos; Córdova, Juan J.; Rodríguez I., Luis F.; Ochoa L., José; Williams, Roger
Published in 2000
Repository
9
Published in 1983
Repository
10
Published in 2014
Repository
11
by Clavijo, Francisco; Barrera, Víctor Hugo; Rodríguez I., Luis F.; Mosquera Andrade, Jorge; Yánez Ortiz, Iván; Godoy, Arturo; Grijalva O., Jorge
Published in 2016
Repository
12
13
Published in 1981
Repository
14
15
16
Published in 1982
Repository
17
Published in 1980
Repository
18
by Delgado Cerón, Amanda Janeth; Suquillo, Jovanny; Sevillano, Carlos; Rodríguez I., Luis F.; Alvarado Ochoa, Soraya Patricia
Published in 2013
Repository
19
by Garzón, Juan Pablo; Barrera, Víctor Hugo; Rodríguez I., Luis F.; Alvarado, Juan Pedro; Galarza, Diego Andres; Perea, Fernando Pedro; Marini, Pablo Roberto
Published in 2018
Repository
20
Published in 1981
Repository