0120-0283
0120-0283
S0120-02832019000200045
10.18273/revbol.v41n2-2019003
Colombia
00
08
2019
00
08
2019
41
2
45
70
[
1976
]
[
2012
]
[
1992
83
1-2
1-2
1-26
]
[
CHEC
1968
]
[
CHEC
1981
]
[
1979
]
[
1976
]
[
1990
347
662-5
]
[
1970
81
12011216
]
[
1972
20
2
2
1-173
]
[
1970
]
[
2001
42
11
11
2033-48
]
[
2015
]
[
2015
]
[
1980
23
1
1
1-174
]
[
1990
]
[
2002
]
[
1980
]
[
1980
]
[
IGAC
1961
]
[
IGAC
1979
]
[
2011
]
[
2012
]
[
2007
]
[
1989
101
5
5
635-43
]
[
2015
]
[
1999
46
3
3
411-29
]
[
1994
37
3-4
3-4
215-24
]
[
1985
93
6
6
673-89
]
[
2015
]
[
2013
]
[
2014
]
[
2017
]
[
1974
38
5
5
757775
]
[
1992
83
1-2
1-2
71-81
]
[
2001
]
[
1986
]
[
1984
25
4
4
956-83
]
[
1976
58
1
1
63-81
]
[
2018
44
39-56
]
[
1967
84
27-31
]
[
2011
]
[
2016
]
[
2012
]
[
SGC
2013
]
[
1999
329
243-50
]
[
1989
]
[
1991
]
[
1978
]
[
2006
21
4
4
355-71
]
[
1995
180-200
]
[
1977
20
325-43
]
[
Woodward-Clyde Consultants
1980
]