1727-897X
1727-897X
S1727-897X2020000400564
Perú
Perú
00
08
2020
00
08
2020
18
4
564
570
[
2018
44
2
2
13
]
[
2014
13
36
36
13
]
[
2017
32
4
4
297-305
]
[
2014
30
52
52
18
]
[
2016
37
3
3
18
]
[
2015
11
2
2
14
]
[
2016
14
3
3
14
]
[
2011
45
3
3
14
]
[
2017
33
4
4
11
]
[
2014
38
2
2
17
]
[
2017
22
8
8
20
]
[
2017
30
6
6
568-76
]
[
2008
42
4
4
16
]
[
2016
70
2
2
135-9
]
[
2014
14
1
1
322-5
]
[
2015
12
2
2
34
]
[
2017
30
1
1
58-66
]
[
2018
63
2
2
26
]
[
2015
37
4
4
599-606
]
[
2015
4
10
10
653-61
]
[
2014
18
71
71
14
]
[
2013
^s2
^s2
2
8
]