21
22
bachelorThesis
Published in 2012
Repository Repositorio Universidad San Francisco de Quito
23
Published in 2003
Repository
24
25
26
27
Published in 1983
Repository
28
29
Published in 1990
Repository
30
31
32
by Brito Grandes, Beatriz; Espín, Susana; Villacrés, Elena; Vaillant, Fabrice; Medina, Gioconda; Arias, Janeth
Published in 2008
Repository
33
bachelorThesis
Published in 2012
Repository Repositorio Universidad San Francisco de Quito
34
Published in 1988
Repository
35
Published in 2003
Repository
36
bachelorThesis
Published in 2005
Repository Repositorio Universidad San Francisco de Quito
37
38
by Peralta I., Eduardo; Vásquez G., José; Mora C., Eloy; Murillo I., Angel; Pinzón Z., José; Lépiz I., Rogelio
Published in 1994
Repository
39
40
Published in 1976
Repository