61
62
Published in 2009
Repository
63
64
65
by Peralta I., Eduardo; Murillo I., Angel; Mazón, Nelson; Rodríguez Ortega, Diego Geovanny; Minchala G., Luis; Domínguez Olmedo, Diana Elizabeth; Mina Chala, Diego Fernando
Published in 2015
Repository
66
67
Published in 2010
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68
69
70
71
72
Published in 2002
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73
74
Published in 2000
Repository
75
76
77
78
79
Published in 1998
Repository
80
Published in 2018
Repository