1990-8644
1990-8644
S1990-86442019000400035
Ecuador
00
12
2019
00
12
2019
15
69
35
40
[
2011
40
158
158
41-57
]
[
2000
14
2
2
184-95
]
[
2011
34
2
2
165-89
]
[
2016
7
1
1
157-66
]
[
2008
]
[
2002
22
1
1
45-53
]
[
2006
]
[
2009
]
[
1983
8
5
5
]
[
2004
]
[
2006
20
3
3
15-35
]
[
2005
3
333-44
]
[
2003
17
2
2
]
[
2010
20
2
2
125-6
]
[
2000
14
2
2
136-47
]
[
2009
6
124-32
]
[
1999
38
1
1
33-48
]
[
2000
161-86
]