2308-0132
2308-0132
S2308-01322021000300016
Peru
Cuba
00
12
2021
00
12
2021
9
3
[
2012
]
[
2000
3
285-310
]
[
2011
8
1
1
99-111
]
[
1982
]
[
1991
]
[
2006
]
[
1999
3
3
3
199-205
]
[
2012
16
1
1
183-202
]
[
2010
]
[
2004
]
[
2014
3
1
1
11-6
]
[
2016
]
[
2004
]
[
MINEDU
2006
]
[
MINEDU
2012
]
[
MINEDU
2018
]
[
1986
]
[
2006
]
[
2019
]
[
1997
]
[
2012
12
1
1
113-4
]
[
1989
]
[
2000
III
545-61
]
[
1995
]
[
2006
]
[
1967
4
3
3
216-21
]
[
2012
]
[
2011
14
1
1
235-60
]