2215-2644
2215-2644
S2215-26442020000100543
10.15517/revedu.v44i1.36367
Costa Rica
00
06
2020
00
06
2020
44
1
543
566
[
2008
2
1
1
141-65
]
[
2001
308
38-45
]
[
2010
18
145-65
]
[
1985
]
[
1987
]
[
2004
]
[
2001
2-3
93
93
11-22
]
[
2009
44
178
178
101-33
]
[
2012
16
1
1
27-46
]
[
2004
4
2
2
1-28
]
[
2006
30
1
1
31-49
]
[
2013
11
2
2
755-67
]