0121-8123
0121-8123
S0121-81232018000100055
10.1016/j.rcreu.2017.04.004
Colombia
00
03
2018
00
03
2018
25
1
55
58
[
2009
]
[
2010
]
[
2002
61
554-8
]
[
2013
11
93
]
[
2012
70
130-2
]
[
2006
24
438-48
]
[
2010
29
525-9
]
[
2010
13
94-6
]
[
2011
59
114-5
]
[
2014
43
e105-18
]
[
2009
134
1734-8
]
[
2006
53
11-7
]
[
2003
62
476-8
]
[
2001
16
636
]
[
2000
93
825-9
]