1665-6180
1665-6180
S1665-61802020000200052
10.32870/ap.v12n2.1908
Ecuador
Ecuador
00
00
2020
00
00
2020
12
2
52
73
[
2019
13
1
1
1-18
]
[
2016
47
24
24
69-77
]
[
2010
352
1
1
77-97
]
[
2010
1
4
4
5-28
]
[
2015
7
3
3
26-31
]
[
2017
9
50-7
]
[
2019
88
74-89
]
[
2017
]
[
2015
]
[
2016
]
[
2019
23
3
3
247-68
]
[
2019
48
2
2
139-46
]
[
2020
]
[
2018
88
4
4
181-2
]
[
2019
]
[
2016
10
2
2
100-13
]
[
2014
]
[
2018
]
[
2019
28
1
1
95-05
]
[
2018
91
32.1
32.1
105-16
]
[
2019
19
1
1
29-38
]
[
2016
]
[
2017
]
[
2018
6
16
16
49-64
]
[
2014
]
[
2017
63
77-103
]
[
2012
11
1
1
49-64
]
[
2016
16
65
]
[
2019
25
1
1
1-19
]
[
2018
145-65
]
[
2020
9
2
2
75-90
]
[
2016
307-20
]
[
2015
]
[
2020
30
55
55
1-31
]
[
2016
]
[
2019
35-46
]
[
2017
22
11
11
1-15
]
[
2019
]
[
2017
]
[
2020
10
1
1
]
[
2013
11
2
2
527-50
]
[
2018
22
4
4
]
[
2017
17
73
73
117-31
]
[
Unesco
2008
29
]
[
Unesco
2020
]
[
2020
10
4
4
360-71
]
[
2019
]
[
2020
8
1
1
134-50
]
[
2018
122-41
]