2631-2786
2631-2786
S2631-27862021000300077
10.35290/rcui.v8n1.2021.348
Ecuador
00
05
2021
00
05
2021
8
1
77
89
[
2011
13
2
2
99-112
]
[
2020
]
[
2018
4
1
1
499-510
]
[
2017
7
2
2
199-226
]
[
2009
14
27
27
295 - 318
]
[
2012
]
[
2017
]
[
2008
20
20
7-31
]
[
2011
13
24
24
61-78
]
[
2014
128-136.
]
[
2016
19
1
1
]
[
2011
57
223
223
111-20
]
[
2018
22
1
1
]
[
2018
]
[
2017
5
1
1
325-47
]
[
2018
7
11
11
2020-228
]
[
1995
]
[
2000
]
[
2008
]
[
2012
18va
]