0121-5051
0121-5051
S0121-50512017000100077
10.15446/innovar.v26n63.60668
Colombia
00
03
2017
00
03
2017
27
63
77
90
[
2009
27
2
2
99-113
]
[
2009
20
4
4
696-717
]
[
2005
69
4
4
61-83
]
[
2005
58
12
12
1652-61
]
[
2006
49
4
4
741-58
]
[
2010
27
6
6
869-82
]
[
2003
28
2
2
238-56
]
[
2007
31
4
4
493-516
]
[
2009
46
3
3
481-509
]
[
2014
]
[
2013
27
4
4
287-98
]
[
2009
10
2
2
227-45
]
[
2004
]
[
2009
20
4
4
781-96
]
[
2012
30
1
1
134-51
]
[
2011
49
10
10
1658-76
]
[
2011
45
4
4
531-50
]
[
2013
18
2
2
350-8
]
[
2009
2nd ed
4-16
]
[
2002
23
12
12
1095-121
]
[
2014
42
1
1
191-205
]
[
2011
15
6
6
890-914
]
[
2012
24
3
3
285-98
]
[
2010
35
2
2
202-25
]
[
2004
25
8
8
909-28
]
[
2012
27
6
6
652-65
]
[
2006
17
1
1
97-108
]
[
2004
47
2
2
209-26
]
[
2006
35
1
1
1-23
]
[
2006
49
4
4
693-706
]
[
2008
25
4
4
335-49
]
[
2004
15
4
4
481-94
]
[
2003
24
1
1
95-123
]
[
2004
15
1
1
70-81
]
[
2012
65
3
3
381-8
]
[
2008
54
7
7
1281-96
]
[
2009
20
4
4
797-811
]
[
2006
52
11
11
1661-74
]
[
2009
20
1
1
5-18
]
[
2013
27
4
4
299-312
]
[
2002
45
6
6
1183-94
]
[
2008
53
4
4
593-625
]
[
2010
8
4
4
283-312
]
[
2012
65
8
8
1189-94
]
[
2014
31
1
1
69-103
]
[
2010
27
4
4
519-36
]
[
2002
339-58
]
[
1998
9
3
3
255-64
]
[
2011
22
6
6
1517-38
]
[
2006
49
4
4
797-818
]
[
2010
4
109-55
]
[
2012
50
6
6
1096-116
]
[
1993
14
95-112
]
[
1999
10
5
5
535-50
]
[
2010
39
7
7
1186-97
]
[
2008
17
2
2
107-26
]
[
2012
41
7
7
1125-32
]
[
2013
50
6
6
304-13
]
[
2011
49
1
1
159-82
]
[
2013
30
2
2
262-78
]
[
2007
53
10
10
1645-58
]
[
2011
64
11
11
1157-61
]
[
2006
32
5
5
646-72
]
[
1991
2
1
1
71-87
]
[
2013
27
4
4
313-23
]
[
2012
32
2
2
216-37
]
[
2008
37
4
4
455-70
]
[
2007
44
6
6
910-31
]
[
2008
45
8
8
1329-53
]
[
2007
4
3
3
351-74
]
[
2009
20
1
1
19-33
]
[
2003
49
2
2
211-29
]
[
2013
27
4
4
324-38
]
[
2012
38
3
3
753-83
]
[
2014
17
2
2
209-28
]
[
2008
41
5
5
483-508
]
[
2009
20
4
4
685-95
]
[
2001
22
4
4
287-306
]
[
2011
22
5
5
956-74
]
[
2009
20
4
4
759-80
]
[
2004
25
3
3
201-21
]
[
2010
7
1
1
30-45
]
[
2008
26
3
3
349-67
]
[
2007
18
1
1
20-38
]
[
2009
46
4
4
597-624
]
[
2009
46
5
5
864-94
]
[
2012
6
1
1
18-41
]
[
2011
28
4
4
697-714
]
[
2014
17
2
2
144-65
]
[
2009
20
4
4
718-39
]
[
2007
28
1
1
25-56
]
[
2013
15
3
3
317-32
]
[
1996
38
4
4
8-30
]
[
2008
51
1
1
147-64
]
[
2011
49
9
9
1444-70
]
[
2010
31
5
5
547-61
]