1409-4703
1409-4703
S1409-47032016000200151
10.15517/aie.v16i2.23924
CU
EC
EC
00
08
2016
00
08
2016
16
2
151
176
[
2003
]
[
2012
]
[
2009
2
2
2
87-97
]
[
2010
]
[
2001
]
[
2008
]
[
2007
189
3
3
669-81
]
[
2011
15
2
2
341-50
]
[
2008
1
2
2
131-63
]
[
2010
10
3
3
128
]
[
2006
8
3
3
454-74
]
[
1993
]
[
1988
18
1
1
183-90
]
[
1965
8
338-53
]