1659-3820
1659-3820
S1659-38202022000200051
10.18845/rc.v31i43.6579
00
12
2022
00
12
2022
31
2
51
60
[
2003
21
435-83
]
[
2018
18
51-79.
]
[
2020
]
[
2012
]
[
1985
]
[
1991
143-70
]
[
2012
46
79-84
]
[
2021
83-9
]
[
2017
4
2
2
99-109
]
[
CEFR
2001
]
[
CEFR
2018
]
[
2014
2
1
1
153-70
]
[
2019
21
197-234
]
[
2001
3
113-40
]
[
2020
19
61-90.
]
[
2017
26
2
2
16-28
]
[
1967
7
1
1
21-9
]
[
2002
64-74
]
[
2009
81-92
]
[
2020
207-35
]
[
2004
59,
163-84
]
[
2008
182-202
]
[
1964
]
[
2020
14
77-100
]
[
2010
]
[
2021
4
5
5
01-19
]
[
2004
7
125-42
]
[
2011
121
591-604
]
[
2009
12
363-83
]
[
2013
20
1-24
]
[
2016
151-60
]
[
2012
23
321-53
]
[
2020
10
1
1
171-93
]
[
2008
20
111-45
]
[
1985
21-8
]