1
Published in 1994
Repository
2
3
Published in 1999
Repository
4
by Crespo Coello, Patricio; Guerrero, David; Iturralde, Pablo; Mera, Xavier; Monteros J., Cecilia; Montesdeoca, Fabián; Pico, Hernán; Pino, Guillermo; Pumisacho, Manuel; Reinoso R., Iván A.; Thiele, Graham; Yumisaca, Fausto
Published in 2005
Repository
5
Published in 1985
Repository
6
7
by Cuesta Subía, Hugo Xavier; Rivadeneira Ruales, Jorge Esteban; Carrera, Efrén; Cueva, M.; Zumba, M.; Yánez Navarrete, Zoila Elizabeth; Villacrés, Elena; Monteros J., Cecilia; Reinoso R., Iván A.
Published in 2008
Repository
8
9
Published in 2007
Repository
10