0123-5923
0123-5923
S0123-59232017000200153
10.1016/j.estger.2017.04.004
Colombia
Colombia
00
06
2017
00
06
2017
33
143
153
162
[
1965
]
[
2010
21
1
1
187-206
]
[
1995
38
1
1
79-97
]
[
2009
20
4
4
781-96
]
[
1991
12
31-50
]
[
1986
7
2
2
119-39
]
[
1973
]
[
2011
9
4
4
310-35
]
[
2007
11
3
3
52-66
]
[
2010
3
]
[
2000
78
1
1
91-101
]
[
2011
506-23
]
[
2012
10
2
2
81-92
]
[
2006
15
3
3
549-76
]
[
2001
44
6
6
1229-49
]
[
2014
52
6
6
1194-216
]
[
1998
76
5
5
131-43
]
[
1994
5
4
4
33-55
]
[
2003
18-42
]
[
1990
33
2
2
259-85
]
[
2009
35
3
3
469-502
]
[
1991
17
1
1
173
]
[
1994
297-321
]
[
2007
]
[
2013
34
11
11
1288-313
]
[
1993
36
6
6
62-73
]
[
2006
7
]
[
1989
]
[
2015
26
2
2
439-55
]
[
1987
8
2
2
121-30
]
[
2008
]
[
2009
8
99-119
]
[
1999
10
1
1
1-26
]
[
2003
]
[
1994
37
4
4
803-36
]
[
2007
18
3
3
478-90
]
[
1985
]
[
1987
65
3
3
43
]
[
1990
68
3
3
79-91
]
[
1982
3
4
4
359-69
]
[
1994
]
[
2006
31
4
4
962-76
]
[
2014
35
6
6
845-68
]
[
1990
11
283-95
]
[
2001
44
3
3
457-76
]
[
1994
636
]
[
2004
21
3
3
325-43
]
[
2012
23
1
1
207-24
]
[
2013
39
3
3
604-32
]
[
2011
32
6
6
624-39
]