1
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6
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8
9
10
Published in 1986
Repository
11
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13
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15
Published in 1994
Repository
16
17
bachelorThesis
Published in 2013
Repository Repositorio Universidad de las Américas
18
bachelorThesis
Published in 2015
Repository Repositorio Universidad Tecnológica Equinoccial
19
bachelorThesis
Published in 2014
Repository Repositorio Escuela Superior Politécnica de Chimborazo
20
bachelorThesis
Published in 2014
Repository Repositorio Universidad Nacional de Chimborazo