2215-2636
2215-2636
S2215-26362018000100209
10.15517/rk.v42i1.33436
Costa Rica
00
06
2018
00
06
2018
42
1
209
225
[
1993
15
2
2
9-15
]
[
1962
2nd
]
[
1986
14
57-78
]
[
2005
19
8
8
659-79
]
[
1984
13
415-42
]
[
1998
April, 1998
57-71
]
[
1998
22
1
1
81-6
]
[
1962
]
[
1981
]
[
2000
14
8
8
587-601
]
[
2010
19
66-77
]
[
1994
]
[
1976
11
4
4
79-84
]
[
2004
27
125-85
]
[
2001
]
[
1968
]
[
1993
170-81
]
[
1987
18
357-63
]
[
2008
]
[
1971
]
[
1997
]
[
2001
]
[
1994
]
[
1983
209-68
]
[
2009
]
[
1999
]
[
1981
]
[
1991
19
267-80
]
[
1986
12
2
2
129-33
]
[
2002
7
351-86
]
[
1999
487-90
]
[
1981
]
[
2006
32
2
2
231-309
]
[
2003
3
37-57
]
[
1998
140
51-61
]