1794-1237
1794-1237
S1794-12372021000100235
10.24050/reia.v18i35.1320
Colombia
Spain
00
06
2021
00
06
2021
18
35
235
246
[
2011
54
3
3
471-8
]
[
2007
14-25
]
[
2009
19
4
4
341-85
]
[
2005
8
2
2
111-30
]
[
2003
39
]
[
2017
]
[
2011
]
[
2013
2013
1299-304
]
[
2011
17
9
9
1222-40
]
[
2006
3-21
]
[
1996
63-84
]
[
2009
5
5
197-214
]
[
2009
52
1
1
19-30
]
[
1983
1
83-434
]
[
2008
29
29
175-85
]
[
2004
229-39
]
[
2008
12
103
103
85
]
[
Moodle
2019
]
[
2014
57
3
3
182-7
]
[
2013
2013
497-506
]
[
2012
]
[
2012
893-906
]
[
2002
94-110
]
[
1985
92
4
4
548-73
]
[
2010
39
2
2
40-3
]