1409-4258
1409-4258
S1409-42582019000100158
10.15359/ree.23-1.9
Costa Rica
00
04
2019
00
04
2019
23
1
158
180
[
1996
23-24
23-24
75-81
]
[
2006
7
]
[
1995
]
[
1992
]
[
1969
]
[
2002
26
1
1
183-97
]
[
2002
2
2
2
1-22
]
[
1994
18
2
2
57-72
]
[
1989
]
[
1990
11
2
2
1-16
]
[
1990
183
183
38-42
]
[
2007
]
[
2006
4
]
[
1996
2
]
[
2009
10
10
87-214
]
[
2010
]
[
Universidad Nacional
1995
]