2215-4132
2215-4132
S2215-41322020000200046
10.22458/ie.v22i33.2893
Ecuador
Ecuador
Ecuador
Ecuador
Ecuador
00
12
2020
00
12
2020
22
33
46
61
[
2014
39
2
2
9-32
]
[
2017
19
1
1
1-3
]
[
2002
20
2
2
357-83
]
[
2017
255-68
]
[
2017
20
1
1
209-32
]
[
2011
]
[
2013
17
3
3
57-87
]
[
2018
2
206-16
]
[
2015
3
1
1
313-86
]
[
2018
20
1
1
38-47
]
[
2018
20
1
1
4-28
]
[
2004
]
[
2019
24
80
80
173-95
]
[
2014
10
2
2
337-61
]
[
2014
]
[
2014
17
33
33
37-54
]
[
2012
]
[
2011
]