0034-7744
0034-7744
S0034-77442018000300969
10.15517/rbt.v66i3.29838
Costa Rica
Costa Rica
Costa Rica
Austria
00
09
2018
00
09
2018
66
3
969
983
[
2015
2
1113-202
]
[
2015
San José, Costa Rica
]
[
2008
308
11-22
]
[
AMATA S/A
2009
]
[
2010
Huancayo, Perú
]
[
2014
9
2
2
]
[
2013
41
227-36
]
[
2015
216
1583-95
]
[
2003
]
[
2012
]
[
2014
]
[
2002
]
[
1997
32
205-12
]
[
1991
131
29-46
]
[
2009
6
2677-708
]
[
2014
]
[
2013
57
264-72
]
[
2014
141-56
]
[
2000
147
37-47
]
[
1986
]
[
1993
72
193-7
]
[
2011
]
[
2004
359
1573-83
]
[
2015
247-89
]
[
2011
]
[
1997
]
[
2015
103
1276-90
]
[
2005
]
[
2007
5
648-50
]
[
2012
33
21-2
]
[
1998
44
315-29
]
[
1998
7
209-22
]
[
1995
Segunda
]
[
2016
209
965-77
]
[
2015
205
280-92
]
[
1962
27
31-6
]
[
2004
190
359-72
]
[
R Development Core Team
2016
]
[
2000
193-229
]
[
2005
20
45-81
]
[
1999
34
2071-81
]
[
2008
32
799-807
]
[
1997
35-51
]
[
1999
9
17-20
]
[
1990
37
49-75
]
[
2016
37
71-84
]
[
2011
261
1580-9
]
[
1974
40
247-394
]
[
1997
]
[
2007
239
81-91
]