1409-3871
1409-3871
S1409-38712021000100033
10.15517/lank.v21i1.46777
Ecuador
Ecuador
Ecuador
Ecuador
00
04
2021
00
04
2021
21
1
33
44
[
1992
]
[
2009
283
1-2
1-2
1
]
[
2001
88
89-99
]
[
1990
V
121-58
]
[
1991
6
187-210
]
[
2020
131
2
2
101-10
]
[
2007
270
]
[
2012
67
487-93
]
[
2000
15
140-3
]
[
2016
16
2
2
219-41
]
[
2019
363-88
]
[
2019
406
5
5
259-70
]
[
1998
72
1-121
]
[
2001
86
510-780
]
[
2006
105
1-274
]
[
2010
120
1-154
]
[
2011
16
2
2
311-60
]
[
2007
37
1
1
323-9
]
[
2020
20
3
3
345-51
]