1
Published in 2008
Repository
2
Published in 2009
Repository
3
Published in 2008
Repository
4
Published in 2014
Repository
5
6
7
8
9
10
Published in 1999
Repository
11
12
by Carrillo Alvarado, Rómulo; Carvajal Mera, Tarquino; Mendoza García, Alma; Solórzano Larrea, Guido; Ponce Ferrín, Julia
Published in 2014
Repository
13
Published in 1984
Repository
14
15
16
Published in 2001
Repository
17
18
by Carvajal Mera, Tarquino; Limongi Andrade, Ricardo; Carrillo Alvarado, Rómulo; Castro Luzardo, Luis
Published in 1999
Repository
19
20