1990-8644
1990-8644
S1990-86442021000600092
Ecuador
00
12
2021
00
12
2021
17
83
92
97
[
2009
7
1
1
101-6
]
[
2020
1
268-74
]
[
2020
593-600
]
[
2015
69
69
17-43
]
[
2021
44
357-66
]
[
2020
5
9
9
458-74
]
[
2018
267
2
2
399-414
]
[
2017
]
[
2020
32
1
1
344-60
]
[
2017
]
[
2017
38
2
2
170-8
]
[
2015
10
19
19
362-89
]
[
2014
]
[
2016
1
38
38
197-206
]
[
2020
34
204-13
]
[
2016
]
[
2015
34
34
289-310
]
[
2018
3
2.1
2.1
22-33
]