0034-7744
0034-7744
S0034-77442016000100275
10.15517/rbt.v64i1.16946
BO
US
DK
00
03
2016
00
03
2016
64
1
275
287
[
1989
]
[
2013
1
2
2
31-8
]
[
1987
65
7
7
1741-54
]
[
1982
27
119-47
]
[
2006
2
]
[
2011
41
57-62
]
[
2005
]
[
1992
11
181-93
]
[
1997
455-66
]
[
2006
42
4
4
233-40
]
[
1970
]
[
1969
685-708
]
[
1995
14
1
1
115-30
]
[
1991
36
]
[
1979
57
963-75
]
[
2008
7
1,2
1,2
105-16
]
[
2010
45
3
3
149-57
]
[
2004
39
2
2
95-101
]
[
1987
112
147-89
]
[
2002
]
[
R Core Team
2013
]
[
2014
62
2
2
9-20
]
[
2001
122-5
]
[
2003
18
]
[
2001
2
73-85
]
[
1926
21
65-6
]
[
1968
19
167-90
]
[
2009
31
319-32
]
[
1989
]