by Zambrano J., Gelio

by Cordero Zambrano, J.; Aguilar Castro, J.

by Cordero Zambrano, J.; Aguilar Castro, J.; Encalada Encalada, A.; Valdiviezo Diaz, P.; Riofrio Calderon, G.

by Cordero Zambrano, J.; Aguilar Castro, J.; Sánchez, M.; Chamba Eras , L.; Barba Guaman, L.; Valdiviezo Diaz, P.

by Cordero Zambrano, J.; Aguilar Castro, J.; Reategui Rojas, R.; Valdiviezo Diaz, P.

by Cordero Zambrano, J.; Aguilar Castro, J.; Chamba Eras , L.

by Cordero Zambrano, J.; Aguilar Castro, J.; Valdiviezo Diaz, P.

by Villón, Z.; Zambrano, J.; Lozada, J.

by Domínguez, J.M; Cárdenas, Z.; Zambrano, J.

by Sangoquiza, C.; Zambrano, J.; Borgues, M.; Cho, K.