1794-6190
1794-6190
S1794-61902018000100007
10.15446/esrj.v22n1.65459
Colombia
00
03
2018
00
03
2018
22
1
7
12
[
1980
208
1095-108
]
[
1994
337-57
]
[
2005
40
6
6
817-40
]
[
1990
17
17
93-106
]
[
1977
247-75
]
[
1993
Third edition
53-148-152
]
[
2012
8
25-30
]
[
2009
13
2
2
97-107
]
[
2011
33
1
1
15-26
]
[
2002
103-12
]
[
2007
164
]
[
2013
]
[
1989
245
]
[
2000
b
35
117-30
]
[
2004
2004
]
[
1962
283-359
]
[
2009
10
Q02014
]