1390-7697
1390-7697
S1390-76972025000100023
10.26423/rctu.v12i1.872
Ecuador
Ecuador
00
06
2025
00
06
2025
12
1
23
33
[
2023
76
]
[
2023
]
[
2017
64
122-8
]
[
2005
18
4
4
269-78
]
[
2012
60
2
2
567- 576
]
[
2013
406
115-20
]
[
2022
548
737602
]
[
2015
3
10
10
761-5
]
[
2020
28
5
5
1939- 1967
]
[
1999
36
2
2
81-93
]
[
2012
366
85-9
]
[
2021
13
13
79-85
]
[
2018
31
29-58
]
[
2011
106
1
1
110-30
]
[
2000
]
[
2018
29
1
1
328-38
]
[
2015
81
5
5
1689
]
[
2004
17
2
2
115-20
]
[
2021
52
4
4
843-58
]
[
2016
455
97-108
]
[
2013
61
3
3
1215-28
]
[
2013
7
3471-8
]
[
2016
40
1
1
]
[
2003
55
2
2
169-73
]
[
2002
208
1-2
1-2
1-10
]
[
2019
8
2
2
92-8
]
[
2022
10
3
3
201-8
]
[
2017
7
3
3
]
[
2010
4
2
2
89-94
]
[
1960
5
1
1
78-80
]
[
1969
20
34-8
]
[
1971
]
[
2021
9
1-20
]
[
2014
289
17
17
11779-90
]
[
1992
107
119-23
]
[
1988
]
[
2019
50
1
1
54-64
]
[
1990
40
6-17
]
[
2023
1
12
12
1039-49
]
[
2022
11
2
2
193-200
]
[
2019
8
1
1
909-16
]
[
2024
23
2
2
]
[
2013
12
2
2
101-5
]
[
2019
8
63
]
[
2000
191
1-3
1-3
133-44
]
[
1990
91
1-2
1-2
1-13
]
[
1990
206
3
3
293-302
]
[
1993
62
3
3
308-15
]
[
1996
145
1-4
1-4
41-54
]
[
2024
)
98
3
3
e01805-23
]
[
2007
57
39-47
]
[
1992
27
229-32
]
[
1983
289-320
]
[
2019
7
6
6
155
]
[
2009
40
5
5
590-602
]
[
1994
128
3-4
3-4
203-9
]
[
1992
12
2
2
161-8
]
[
2019
280
9
9
1405-44
]
[
2018
10
356-66
]
[
1994
6
1
1
27-35
]
[
2022
27
2
2
291-303
]
[
2001
45
298-331
]