2477-9105
2477-9105
S2477-91052020000100047
10.47187/perf.v1i24.78
Ecuador
00
12
2020
00
12
2020
1
24
47
53
[
2008
51
4
4
615-23
]
[
2017
65
160-9
]
[
2009
20
2
2
142-8
]
[
2017
2017
Riobamba, Ecuador
155-62
]
[
2018
111
130-6
]
[
2010
5
1
1
91-6
]
[
2017
]
[
2007
31 -32
]
[
1999
]
[
2005
]
[
1994
]
[
2005
88
8
8
3000-8
]
[
2004
]
[
2015
9
24
24
34-45
]
[
2010
]
[
2015
]
[
2016
11
58-65
]
[
2018
37
1
1
13-8
]
[
2004
]
[
2015
]
[
2018
90
505-12
]
[
2016
99
4
4
2606-16
]
[
2000
46
241-56
]
[
2002
68
1743-53
]
[
2018
285
285
173-87
]
[
2011
]
[
2018
20
2
2
76-81
]
[
2014
14
7
7
589-602
]
[
2012
]
[
2017
8
2119
]