1659-0775
1659-0775
S1659-07752019000100015
Ecuador
Ecuador
Ecuador
Ecuador
Ecuador
00
06
2019
00
06
2019
30
15
20
[
2005
]
[
2011
]
[
2008
75
3
3
295-329
]
[
2008
101-112.
]
[
2013
]
[
2002
]
[
2003
25
6
6
599-608
]
[
2014
]
[
2007
12
4
4
124-48
]
[
1975
187-230
]
[
1873
63
610-621.
]
[
1992
4
274-313
]
[
1998
]
[
1982
82
3
3
217-20
]
[
2004
]
[
1985
88
6
6
466-502
]
[
1998
114
6
6
698-706
]
[
2002
122
4
4
386-91
]