141
142
143
144
145
Published in 2006
Repository
146
by Párraga Vélez, Johan Reinaldo; Cañadas López, Álvaro Gustavo; Fajardo Navarrete, Piero; Rade, Diana; Andrade Candell, Joffre Alberto
Published in 2017
Repository
147
148
Published in 2010
Repository
149
150
Published in 2000
Repository
151
Published in 1991
Repository
152
Published in 2010
Repository
153
154
155
156
157
Published in 1960
Repository
158
by Alvarado Uriña, Carlos Alberto; Morales Intriago, Fátima Lourdes; Carrillo Zenteno, Manuel Danilo; Suárez Zambrano, Alejandra Yarley; Briones Caicedo, Wilson Roberto
Published in 2016
Repository
159
160
Published in 1991
Repository