1990-8644
1990-8644
S1990-86442021000400211
Ecuador
00
08
2021
00
08
2021
17
81
211
219
[
2008
10
2
2
149-71
]
[
2012
20
107-26
]
[
2019
19
1
1
655-79
]
[
2016
]
[
2019
220-31
]
[
2000
]
[
2014
]
[
2013
]
[
2015
]
[
2014
6a
]
[
2019
]
[
2016
]
[
1993
17
4
4
433-42
]
[
1997
3
31
31
1-22
]
[
2005
26
1
1
18-24
]
[
1988
]
[
2010
]
[
2005
]
[
1977
]
[
1997
]