1409-4703
1409-4703
S1409-47032018000200032
10.15517/aie.v18i2.33028
Costa Rica
Costa Rica
00
08
2018
00
08
2018
18
2
32
54
[
2013
3
1
1
130-4
]
[
2015
22
22
267-95
]
[
2003
27
1
1
46-8
]
[
2014
5th
]
[
1999
42
8
8
641-5
]
[
2011
2
3
3
45-51
]
[
2008
62
2
2
106-13
]
[
2004
25
3
3
205-24
]
[
2000
54
4
4
350-7
]
[
2016
24
24
275-93
]
[
2011
46
3
3
273-304
]
[
2000
]
[
2013
6
2
2
155-70
]
[
2007
107
5
5
449-72
]
[
2006
]
[
2007
7
3
3
1-15
]
[
2017
]
[
2015
22
22
317-34
]