0188-252X
0188-252X
S0188-252X2019000100113
10.32870/cys.v2019i0.7198
Chile
00
00
2019
00
00
2019
16
[
ANATEL
2017
]
[
2011
]
[
2016
2
111-30
]
[
2007
13-8
]
[
2016
21
4
4
508-26
]
[
1998
3-15
]
[
Bertelsmann Stiftung
2016
]
[
2014
]
[
2013
30
2
2
254-77
]
[
1996
31
1
1
7-32
]
[
2004
69
4
4
348-55
]
[
2007
]
[
2014
78
5
5
653-67
]
[
2007
44
36-48
]
[
2011
48
2
2
97-110
]
[
1999
16
209-30
]
[
2003
2
1
1
53-82
]
[
2017
61
2
2
220-39
]
[
2008
50
202
202
33-49
]
[
1994
42
4
4
390-406
]
[
2014
]
[
2013
]
[
1999
]
[
2013
49
4
4
275-85
]
[
2009
14
27
27
61-81
]
[
2004
]
[
2017
23
1
1
1-20
]
[
2017
]
[
2000
]
[
2011
32
1
1
31-43
]
[
1991
]
[
2017
]
[
1962
]
[
2011
25
82-96
]
[
2006
33
489-506
]
[
2011
20
1
1
75-91
]
[
2003
207-44
]
[
2004
203-36
]
[
2013
58
6
6
755-75
]
[
2009
17
33
33
]
[
2012
382-99
]
[
2014
8
1-23
]
[
2014
76
7
7
531-51
]
[
2017
30
3
3
185-99
]
[
2013
7
1-20
]
[
2015
]
[
2011
28
28
]
[
2012
62
643-58
]
[
2009
8
29-63
]
[
2015
34
4
4
451-66
]
[
2003
]
[
2005
101-20
]
[
2012
]
[
2016
60
2
2
231-47
]
[
2007
11-38
]
[
1990
]
[
2008
13
3
3
228-46
]
[
2011
12
4
4
423-39
]
[
2010
13
2
2
]
[
2015
18
3
3
239-58
]
[
2014
47
2
2
449-53
]
[
2016
33
1
1
136-57
]