0120-2812
0120-2812
S0120-28122017000400598
10.15446/acag.v66n4.60080
Colombia
00
12
2017
00
12
2017
66
4
598
605
[
2011
4
8-15
]
[
1991
27
333-9
]
[
1992
31
105-10
]
[
2015
20
3
3
181-92
]
[
2008
18
2
2
157-64
]
[
2013
2
73-95
]
[
2012
2
4
4
103-12
]
[
2009
156
567-80
]
[
2014
6
1
1
09-17
]
[
2015
10
4-10
]
[
2002
37
10
10
1359-64
]
[
1962
15
473-97
]
[
2013
538
]
[
2007
31
1
1
113-9
]
[
2010
33
86-93
]
[
2013
15
1
1
167-71
]
[
2012
47
3
3
344-50
]
[
2008
51
5
5
981-9
]
[
1997
41
1
1
7-13
]
[
1999
152-9
]