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Published in 1994
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Published in 2016
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Published in 2011
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Published in 2007
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by Guerrero, David; Monteros J., Cecilia; Montesdeoca, Fabián; Pico, Hernán; Pino, Guillermo; Reinoso R., Iván A.; Pumisacho, Manuel; Thiele, Graham; Yumisaca, Fausto
Published in 2005
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18
Published in 2011
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19
Published in 2010
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20
Published in 1999
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