1609-9117
1609-9117
S1609-91172020000300017
10.15381/rivep.v31i3.18172
Peru
Peru
00
07
2020
00
07
2020
31
3
[
2019
30
288-98
]
[
2017
7
100-5
]
[
2013
48
447-53
]
[
1990
43
55-64
]
[
2005
63
2311-22
]
[
2012
34
78-83
]
[
2012
34
84-8
]
[
2012
14
816-21
]
[
2000
53
859-75
]
[
2019
30
11751183
]
[
2007
19
792-6
]
[
2000
54
703-18
]
[
2013
79
842-6
]
[
2005
7
303-9
]
[
2016
173
49-55
]
[
2017
28
130-40
]
[
1999
Cusco
]