0121-246X
0121-246X
S0121-246X2017000200036
10.17533/udea.rfo.v29n1a2
Chile
Chile
Chile
Chile
00
12
2017
00
12
2017
29
1
36
50
[
2015
22
1
1
49-56
]
[
2003
39-41
]
[
2001
23
4
4
337-44
]
[
2010
138
6
6
677-84
]
[
2013
35
5
5
376-80
]
[
2012
17
1
1
e136-41
]
[
2005
27
4
4
291-3
]
[
1997
19
4
4
295-9
]
[
2012
12
2
2
]
[
2005
27
4
4
322-5
]
[
2005
27
4
4
343-7
]
[
2012
34
9
9
e620-34
]
[
2013
18
3
3
162-9
]
[
2010
32
12
12
947-52
]
[
2011
16
2
2
78-85
]
[
2011
16
2
2
67-77
]
[
2009
31
5
5
e185-8
]
[
2008
33
4
4
431-51
]
[
2014
78
2
2
226-42
]
[
2014
19
2
2
122-30
]
[
2012
1
5
5
5-7
]
[
2014
14
1
1
192
]
[
2012
3
1
1
6-13
]
[
2012
16
1
1
e73-8
]
[
2014
36
12
12
1015-26
]