21
Published in 2003
Repository
22
23
Published in 2004
Repository
24
Published in 1992
Repository
25
26
27
by Peralta I., Eduardo; Murillo I., Angel; Mazón, Nelson; Rodríguez Ortega, Diego Geovanny; Pinzón Z., José
Published in 2012
Repository
28
Published in 2011
Repository
29
Published in 2004
Repository
30
31
32
Published in 1993
Repository
33
34
35
36
37
38
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
39
40