1870-9044
1870-9044
S1870-90442016000200053
10.17562/PB-54-7
Romania
Romania
Romania
00
12
2016
00
12
2016
54
53
60
[
2001
26
4
4
307-18
]
[
2007
]
[
2005
1
171-223
]
[
2015
147-53
]
[
2010
26
4
4
243-57
]
[
2015
169-72
]
[
2015
54- 61
]
[
2014
15
140
140
195-201
]
[
2014
6
1
1
132-5
]
[
2002
33
5
5
593-602
]
[
2003
1
1
1
21-8
]
[
2007
21
3
3
117-32
]
[
2007
12
2
2
59-70
]
[
2011
8
30-6
]
[
1999
11
2
2
173-84
]
[
2011
11
1
1
1008-13
]
[
2002
116
4
4
]
[
2015
1-4
]
[
2015
9-12
]
[
2015
279-83
]
[
2000
13
6
6
635-44
]