0034-7744
0034-7744
S0034-77442016000301029
10.15517/rbt.v64i3.21449
CR
CR
00
09
2016
00
09
2016
64
3
1029
1040
[
2009
28
895-908
]
[
2007
78
421-30
]
[
1981
133-42
]
[
1981
]
[
1997
68
237-52
]
[
2010
58
1-22
]
[
1985
36
339-56
]
[
2005
41
414-29
]
[
2006
54
755-63
]
[
1996
]
[
2001
23
1421-32
]
[
2000
105
14029-43
]
[
2009
156
277-88
]
[
2001
4
1-9
]
[
1979
24
1-14
]
[
1998
20
557-69
]
[
2000
81
2241-9
]
[
1996
]
[
Kovach Computer Services
2004
]
[
2007
121-52
]
[
2009
56
191-203
]
[
1996
44
619-30
]
[
2014
457
15-33
]
[
2010
5
69-73
]
[
2008
56
175-89
]
[
1985
3
101-16
]
[
2000
48
777-83
]
[
2001
257
109-15
]
[
2006
54
225-40
]
[
R Core Team
2014
]
[
1981
2
77-94
]
[
2009
58
1937-43
]
[
1990
105
73-82
]
[
2004
26
605-15
]
[
1986
]
[
2013
47
619-38
]
[
1996
]
[
1996
59
259-70
]
[
1985
7
733-51
]