21
22
23
24
Published in 2004
Repository
25
Published in 1992
Repository
26
27
28
by Peralta I., Eduardo; Murillo I., Angel; Mazón, Nelson; Rodríguez Ortega, Diego Geovanny; Pinzón Z., José
Published in 2012
Repository
29
Published in 2011
Repository
30
Published in 2004
Repository
31
Published in 1988
Repository
32
33
34
Published in 1993
Repository
35
36
37
38
39
40
by Mazón, Nelson; Peralta I., Eduardo; Murillo I., Angel; Falconí-Castillo, Esteban; Monar B., Carlos; Subía G., Cristian; Estrella Sandoval, Ana Paola; Pinzón Z., José
Published in 2007
Repository