1
2
3
4
5
6
Published in 2003
Repository
7
by Barrera, Víctor Hugo; Escudero, Luis; Cartagena Ayala, Yamil Everaldo; Arévalo, Juan; Coronel, Jorge; Guamán I., Miguel; Ochoa, Maximiliano J.; Lucero, Hernán
Published in 2018
Repository
8
by Barrera, Víctor Hugo; Pumisacho, Manuel; Escudero, Luis; Yumisaca, Fausto; Monar B., Carlos; Norton, George W.; Alwang, Jeffrey; Sherwood, Stephen
Published in 2002
Repository
9
10
by Barrera, Víctor Hugo; Escudero, Luis; Racines Jaramillo, Marcelo Rafael; García, César; Arévalo, Juan; Casanova, Teresa; Loor, Gastón; Tarqui, Omar; Plaza, Luis; Sotomayor, Ignacio; Zambrano, Fanny; Rodríguez, Gladys; Peña, Geover; Párraga, Johan; Alwang, Jeffrey; Domínguez, Juan
Published in 2019
Repository
11
12
13
14
Published in 1991
Repository
15
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17
Published in 2002
Repository
18
Published in 1999
Repository
19
20
Published in 1999
Repository