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by Vasco Medina, Segundo Alfonso; Quiroz Vera, James Gonzalo; Zambrano Mendoza, José Luis; Peña Monserrate, Geover Rolando; Cedeño Aguirre, José Luis; De Boef, W.; Peroni, N.; Verhoosel, K.; Duicela Guambi, Luis
Published in 2007
Repository
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by Guerrero Castillo, Hilton Ecuador; Duicela Guambi, Luis; Amores Puyutaxi, Fredy Marcelo; Corral, Rubén; Zambrano Mendoza, José Luis
Published in 2004
Repository
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by Caviedes C., Mario; Yánez G., Carlos; Silva, Edison; Dobronsky, Jorge; Caicedo, Marlon; Zambrano Mendoza, José Luis; Heredia, Jorge
Published in 2002
Repository
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Published in 1984
Repository
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Published in 2017
Repository
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Published in 2003
Repository
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