2215-2458
2215-2458
S2215-24582018000100004
10.15517/isucr.v19i39.34066
Costa Rica
00
06
2018
00
06
2018
19
39
3
16
[
1991
]
[
2004
]
[
1995
]
[
1990
]
[
2002
]
[
1998
33-78
]
[
1994
.III
31-5
]
[
1997
IV
111-3
]
[
2005
]
[
2005
8
8
]
[
2004
]
[
1986
]
[
1994
43
43
43-51.
]
[
1977
24
24
22-7
]
[
1983
]
[
2008
IX
241-53
]
[
2007
]
[
1985
]