1659-4266
1659-4266
S1659-42662018000200241
10.22458/urj.v10i2.2155
Costa Rica
00
12
2018
00
12
2018
10
2
241
246
[
2007
38
]
[
2017
9
1
1
179-84
]
[
2009
6
1
1
8-9
]
[
2017
29
1
1
7-23
]
[
2017
73
1
1
23-41
]
[
]
[
2017
2017
40-5
]
[
2007
4
2
2
1-11
]
[
2014
5
2308-1953
]
[
2017
24
1
1
4-20
]
[
2007
]