0123-5923
0123-5923
S0123-59232019000400451
10.18046/j.estger.2019.153.3389
Colombia
Mexico
00
12
2019
00
12
2019
35
153
451
464
[
2019
55
1
1
378-90
]
[
2018
12
1
1
121-36
]
[
2019
53
2
2
553-62
]
[
2018
855
3-15
]
[
2017
11
4
4
959-75
]
[
2014
39
6
6
375-83
]
[
2007
76
1
1
55-68
]
[
2008
74
2
2
257-71
]
[
2010
82
3
3
495-506
]
[
2009
]
[
2008
10
1
1
2-11
]
[
1984
286
1
1
257-74
]
[
2018
34
4
4
]
[
1960
]
[
2003
20
1
1
141-55
]
[
2016
12
1
1
111-8
]
[
1991
34
4
4
39-48
]
[
1999
38
3
3
268-95
]
[
1979
4
4
4
497-505
]
[
2018
3-19
]
[
2015
10
3
3
234-53
]
[
2005
44
3
3
283-317
]
[
2011
7
237-47
]
[
2018
]
[
2018
5
5
4-12
]
[
2017
17
1
1
80-103
]
[
1977
40
1
1
35-41
]
[
1984
January
January
183-201
]
[
2011
355
355
109-33
]
[
2013
19
6
6
709-46
]
[
2011
18
56
56
37-58
]
[
2008
32
1
1
8-21
]
[
2005
28
1
1
43-61
]
[
2018
12
1
1
96-118
]
[
2018
11
July
July
116-40
]
[
2017
20
39
39
15-38
]
[
2005
102
46
46
16569-72
]
[
2008
56
3
3
303-24
]
[
2017
71
4
4
302-19
]
[
2017
140
]
[
2016
12
6
6
215-25
]
[
2016
7
1
1
96-113
]
[
2014
46
3
3
160-8
]
[
2010
]
[
2014
]
[
2018
42
42
42
59-79
]
[
1989
12
3
3
313-23
]
[
2018
194
789
789
]
[
2011
605-16
]
[
2019
15
67
67
75-80
]
[
2015
32
44-58
]
[
2013
5
2
2
125-38
]
[
2017
12
4
4
551-70
]
[
2016
30
4
4
925-45
]
[
2006
December
December
1-14
]
[
2014
11
2
2
6-16
]
[
1990
13
3-4
3-4
842-65
]
[
Sci2 Team
2009
]
[
2008
9
3
3
317-38
]
[
2017
28
2
2
167-80
]
[
2017
7
59-77
]
[
UNESCO
2009
]
[
2007
1-10
]
[
2014
5
105-17
]
[
2004
1-4
]
[
2013
2
1
1
177-206
]
[
2018
12
34-58
]
[
2019
22
1
1
93-116
]
[
2009
]
[
2010
2
2
2
4177-82
]
[
2015
28
25-36
]
[
2009
81
2
2
587-600
]
[
2007
2
]
[
1994
]
[
2016
13
25
25
121-38
]