1990-8644
1990-8644
S1990-86442021000400163
Ecuador
00
08
2021
00
08
2021
17
81
163
168
[
2013
14
223-34
]
[
2018
17-44
]
[
2016
]
[
2000
164
]
[
1937
]
[
2018
]
[
2016
]
[
2017
]
[
2016
36
113
113
45-60
]
[
2015
9
35
35
29-34
]
[
1915
]
[
2006
]
[
2017
]
[
1972
]
[
2011
14
14
317-58
]
[
2011
138
]
[
2015
]
[
1884
]
[
2012
]