1816-8949
1816-8949
S1816-89492017000200095
10.18004/anales/2017.050(02)95-102
Paraguay
Italia
Paraguay
Paraguay
Paraguay
Paraguay
Paraguay
00
08
2017
00
08
2017
50
2
95
102
[
2012
103
3
3
179-91
]
[
2001
48
1
1
69-82
]
[
1990
16
1
1
31-56
]
[
1990
264
2511-8
]
[
2002
54
3
3
243-51
]
[
2013
263
1
1
3-13
]
[
2014
156
2-3
2-3
137-42
]
[
2014
158
1-3
1-3
176-82
]
[
2013
143
1
1
179-84
]
[
2013
37
10Pt1
10Pt1
2418-23
]
[
2014
44
1
1
117-26
]
[
2011
40
6
6
1509-17
]
[
2013
151
1-3
1-3
197-202
]
[
2014
19
11
11
1201-4
]
[
2013
151
]
[
2005
187
306-13
]
[
2016
6
]
[
2015
12
4
4
816-24
]
[
2016
80
14-21
]
[
2013
5
1
1
46-51
]
[
2013
53
10-7
]
[
2012
3
25
]
[
2010
35
11
11
2262-73
]
[
2015
5
]
[
2006
63
14
14
1597-613
]
[
2012
15
9
9
1331-42
]
[
2014
215
2
2
263-7
]
[
2016
18
2
2
12
]
[
2016
79
7
7
549-56
]