1659-4142
1659-4142
S1659-41422021000100025
10.15517/eci.v11i1.41379
Ecuador
00
06
2021
00
06
2021
11
1
25
52
[
2001
11
33
33
29-37
]
[
2010
15
44
44
163-84
]
[
2007
6
339-56
]
[
2020
10
1
1
1-22
]
[
2017
8
15
15
259-78
]
[
2018
21
2
2
307-25
]
[
2017
9
4
4
82-9
]
[
2018
2
1
1
163
]
[
2018
48
1
1
11-38
]
[
2017
18
2
2
90-120
]
[
2018
1
1
1
9-12
]
[
2007
14
2
2
]
[
2017
0
2
2
6-23
]
[
2005
6
11
11
57-73
]
[
2011
4
5
5
29-36
]
[
2006
28
63-76
]
[
2003
8
69
]
[
2007
38
3
3
3-10
]
[
2015
7
2
2
110-31
]
[
2018
51-64
]