2215-3411
2215-3411
S2215-34112018000300011
10.15517/ijds.v0i0.30389
Costa Rica
00
12
2018
00
12
2018
20
3
11
15
[
2012
4
1
1
38-41
]
[
1998
43
5
5
337-41
]
[
1997
182
171-4
]
[
1998
3:28
]
[
2002
88
215-6
]
[
1984
2
13-6
]
[
2007
11
212-6
]
[
2010
21
112-4
]
[
1993
70
189-90
]
[
2003
21
17-22
]
[
2002
20
1-5
]
[
2010
27
4
4
272-7
]
[
2010
4
33-6
]
[
2011
1
2
2
132-5
]
[
2011
3
2
2
92-4
]
[
2017
]