2310-3469
2310-3469
S2310-34692021000200241
Ecuador
00
08
2021
00
08
2021
9
2
241
263
[
2011
262
8
8
1452-9
]
[
2019
26
3
3
943-64
]
[
2017
24
2
2
543-56
]
[
2008
1
39-47
39-47
1-15
]
[
2014
]
[
2011
12
2
2
239-54
]
[
2008
]
[
2016
]
[
2018
]
[
2007
]
[
2010
38
85
85
39-52
]
[
2012
65
2
2
6749-64
]
[
2009
]
[
1990
]
[
2010
21
1
1
96-106
]
[
1996
]
[
1987
3
4
4
315-30
]
[
2003
]
[
2014
4
1
1
]
[
2016
6
2
2
]
[
2014
]
[
2003
181
3
3
313-22
]
[
1999
47
1-2
1-2
45-57
]
[
2007
31
118
118
57-68
]
[
2007
6. edición
]
[
2009
]
[
2002
]
[
2006
]