121
bachelorThesis
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Repository Repositorio Universidad Estatal de Bolivar
122
bachelorThesis
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Repository Repositorio Universidad Estatal de Bolivar
123
bachelorThesis
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Repository Repositorio Universidad Nacional de Loja
124
bachelorThesis
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Repository Repositorio Universidad Estatal de Bolivar
125
article
Published in 2013
Repository REVISTAUC
126
bachelorThesis
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Repository Repositorio Universidad Estatal de Bolivar
127
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Repository Repositorio Universidad Internacional del Ecuador
128
bachelorThesis
Published in 2011
Repository Repositorio Universidad de Guayaquil