0035-001X
0035-001X
S0035-001X2020000600824
10.31349/revmexfis.66.824
Nigeria
Nigeria
Turkey
South Africa
00
12
2020
00
12
2020
66
6
824
839
[
2016
131
176
]
[
2020
6
]
[
2013
22
1350036
]
[
2020
45
65
]
[
2018
10
99
]
[
2019
94
425
]
[
2020
94
243
]
[
2006
39
7737
]
[
2014
23
100306
]
[
2012
10
960
]
[
2018
3
1
]
[
2013
22
1350062
]
[
2014
112
127
]
[
2018
321
12
]
[
2015
85
723
]
[
2013
37
74
]
[
2020
]
[
2019
]
[
1976
14
2363
]
[
2020
74
159
]
[
2004
19
615
]
[
2014
35
3443
]
[
1991
158
63
]
[
2015
18
46
]
[
2019
42
]
[
2020
66
1
]
[
2019
65
333
]
[
2012
53
557
]
[
2003
36
11807
]
[
2005
340
388
]
[
2007
322
1034
]
[
2012
37
217
]
[
2011
84
015004
]
[
2018
59
042108
]
[
2020
58
989
]
[
2019
3
095015
]
[
2015
56
63
]
[
2018
45
323
]
[
2009
42
035303
]
[
2011
83
025002
]
[
2015
9
151
]
[
2007
16
189
]
[
2010
89
10003
]
[
2015
53
1325
]
[
2012
50
881
]
[
2018
133
422
]
[
2011
49
2053
]
[
2010
51
082103
]
[
2011
55
35
]
[
1933
83
143
]
[
2010
49
343
]
[
2013
22
060305
]
[
2013
68a
524
]
[
2012
21
1250097
]
[
2013
2013
196986
]
[
2012
112
1592
]
[
2012
110
3031
]
[
2018
90
22
]
[
2020
]
[
2019
]
[
1945
]
[
2016
131
419
]
[
1979
12
1521
]
[
2000
84
2770
]
[
2005
71
016131
]
[
2003
322
267
]
[
1999
43
537
]
[
2018
508
740
]
[
2017
14
1750112
]
[
2017
70
557
]
[
2001
87
180601
]
[
2003
67
026106
]
[
2004
16
293
]
[
1988
52
479
]
[
2018
34
1950023
]
[
2013
91
365
]