0034-7744
0034-7744
S0034-77442020000200541
10.15517/rbt.v68i2.39241
Brazil
Brazil
Brazil
Brazil
Portugal
Brazil
Brazil
00
06
2020
00
06
2020
68
2
541
550
[
2001
59
115-30
]
[
1989
9-21
]
[
2009
1-374
]
[
2016
25
2021-34
]
[
1992
70
8
8
1603-12
]
[
1996
6
1
1
27-38
]
[
2007
5
558-60
]
[
2010
33
4
4
607-13
]
[
2003
17
2
2
259-64
]
[
2005
21
3
3
343-7
]
[
1989
149-209
]
[
2002
18
759-74
]
[
2007
20
3
3
15-36
]
[
2013
285-309
]
[
1993
477-93
]
[
2007
5
75-7
]
[
2014
65
1
1
61-72
]
[
1974
]
[
2004
18
3
3
677-87
]
[
2000
25-63
]
[
2002
90
4
4
517-24
]
[
1981
62
1
1
243-51
]
[
2000
124
1
1
138-48
]
[
2000
89-97
]
[
2007
]
[
1988
69
3
3
751-63
]
[
2000
3-23
]
[
1974
62
2
2
417-28
]