1990-8644
1990-8644
S1990-86442019000200354
Ecuador
00
06
2019
00
06
2019
15
67
354
359
[
2008
]
[
2014
7
14
14
88-107
]
[
2018
6
17
17
]
[
1993
]
[
2012
30
1
1
3-18
]
[
2008
26
1
1
63-91
]
[
1984
]
[
1995
85
85
]
[
2006
]
[
2002
14
2
2
410-4
]
[
2015
9
75-92
]
[
2016
11
84-99
]
[
1960
]
[
1996
51
7
7
77-88
]
[
1995
7
313-22
]
[
1987
]