2215-3411
2215-3411
S2215-34112017000200015
10.15517/ijds.v19i2.28298
EC
EC
EC
00
08
2017
00
08
2017
19
2
15
24
[
2006
14
2
2
6-11
]
[
2006
221-31
]
[
2003
8
4
4
397-409
]
[
2010
95-106
]
[
1998
113
3
3
333-43
]
[
1993
2nd Edition
19
]
[
1947
33
253-301
]
[
1980
]
[
2005
11
140-5
]
[
2006
129
1
1
s 82-5
]
[
1978
36
45
]
[
1981
79
1
1
54-61
]
[
1976
4
93-102
]