2664-0902
2664-0902
S2664-09022022000200224
10.33996/revistaalfa.v6i17.163
Ecuador
00
08
2022
00
08
2022
6
17
224
238
[
2001
125
125
58-63
]
[
2003
30
30
906-9
]
[
2002
103
103
195-202
]
[
2017
3
2
2
112-27
]
[
2020
31
3
3
]
[
2003
]
[
1994
1
1
214-21
]
[
1988
192
192
1269-85
]
[
1998
28
28
1473-8
]
[
1991
198
198
241-4
]
[
1991
28
28
110-6
]
[
2019
39
1
1
12-9
]
[
2009
23
3-4
3-4
132-9
]
[
2003
41
1
1
1‐16
]
[
2011
180
1-2
1-2
90-108
]
[
2006
]
[
2005
127
2
2
87-97
]
[
2015
47
4
4
295-301
]
[
2002
32
32
631-6
]
[
2004
]
[
1990
247-9
]
[
2001
12
2
2
117-22
]
[
2011
101
1-2
1-2
58-64
]
[
2014
205
1-2
1-2
85-91
]
[
2005
108
1-2
1-2
29-36
]
[
2019
]
[
2015
]
[
2020
]
[
2021
]
[
2015
]
[
2021
32
4
4
]
[
2021
]
[
2015
]
[
2007
20
2
2
323-67
]
[
2015
18
2
2
401-8
]
[
2016
21
3
3
5577-83
]
[
2019
66
3
3
197-207
]
[
2021
26
1
1
]
[
]
[
1995
12
167-70
]
[
2007
38
3
3
261-70
]
[
2000
]
[
2020
51
83
83
]
[
2003
117
4
4
301-8
]
[
2021
57
216
216
]
[
2019
116
]
[
2019
51
1783-800
]
[
2021
]
[
2017
28
3
3
629-35
]
[
2004
34
159-61
]
[
2016
218
46-51
]
[
2017
17-28
]
[
2021
41
1
1
]
[
2015
]
[
2005
37
4
4
217-28
]
[
2003
]
[
2010
12
2
2
173-82
]
[
2020
9
6
6
505
]
[
2020
21
]
[
2018
]