0121-246X
0121-246X
S0121-246X2018000200121
10.17533/udea.rfo.v30n1a11
Colombia
Colombia
Colombia
00
12
2018
00
12
2018
30
1
121
126
[
2017
23
6
6
260-5
]
[
2018
472
3
3
331-9
]
[
2017
4
]
[
2014
8
2
2
246-9
]
[
2014
80
1
1
88-9
]
[
2015
31
1
1
31-42
]
[
2012
2012
760571
]
[
2014
8
107-11
]
[
2015
9
1
1
131-5
]
[
2014
6
6
6
35-6
]
[
2013
5
5
5
124-8
]