1870-249X
1870-249X
S1870-249X2018000100011
10.29356/jmcs.v62i1.585
Nigeria
Nigeria
00
03
2018
00
03
2018
62
1
[
2014
107
203-10
]
[
2007
39
44-84
]
[
2013
2013
1-11
]
[
2011
10
78
78
18013-21
]
[
2014
22
4269-76
]
[
2013
18
10912-29
]
[
2015
4
2
2
128-37
]
[
2015
5
33-47
]
[
2015
37
3
3
479-83
]
[
2014
2014
1-11
]
[
2007
12
1910-39
]
[
2011
1
71-7
]
[
2013
23
3873-8
]
[
2014
6
6
6
254-8
]
[
2015
7
7
7
517-24
]
[
2011
2
3
3
511-9
]
[
2014
21
84
]
[
2010
45
2753-60
]
[
2012
69
6
6
1153-65
]
[
2012
5
3
3
251-9
]
[
2010
]
[
2014
]
[
1988
37
2
2
785-9
]
[
2014
13
1
1
1-24
]
[
2011
32
7
7
1466-74
]
[
2014
136
147-54
]
[
2015
147
1-13
]
[
2013
34
29
29
2281-329
]
[
2002
20
4
4
269-76
]
[
2012
52
10
10
2570-8
]
[
2011
6
4077-94
]
[
2011
79
31-57
]
[
2003
22
69-76
]
[
2015
37-59
]
[
2008
28
406-25
]
[
2010
]
[
2013
]
[
2011
48
111-22
]
[
2008
27
302-13
]
[
2010
45
5071-9
]
[
2012
1
186-95
]
[
2011
14
6
6
450-74
]
[
2013
34
12
12
1071-82
]
[
2010
29
6-7
6-7
476-88
]
[
2005
33
2
2
155-73
]
[
2003
111
1361-75
]
[
2013
7
171
171
1-13
]
[
2007
25
6
6
755-66
]
[
2010
327-66
]
[
2013
3
168-78
]
[
2016
4
1
1
61-71
]
[
2005
24
1033-46
]