2448-6442
2448-6442
S2448-64422017000200407
10.24201/es.2017v35n104.1487
Chile
00
08
2017
00
08
2017
35
104
407
428
[
2014
26
26
5-22
]
[
2012
]
[
2010
]
[
2009
]
[
2007
]
[
2007
54
54
35-47
]
[
2003
]
[
2000
]
[
1997
]
[
2000
]
[
1996
]
[
1998
]
[
2006
]
[
2001
]
[
2007
]
[
1971
]
[
1963
]
[
1995
]
[
2013
]
[
2009
]
[
2003
]
[
1992
]
[
2006
]
[
2006
]
[
2013
]
[
2010
]
[
2006
]
[
1976
]