1816-8949
1816-8949
S1816-89492019000300101
10.18004/anales/2019.052.03.101-110
Paraguay
Paraguay
00
12
2019
00
12
2019
52
3
101
110
[
2012
50
4
4
229-33
]
[
2018
21
4
4
]
[
2018
12
51
51
3000-9
]
[
2012
7ª Ed
3091-6
]
[
1979
1
6175
6175
1401-4
]
[
2009
17
7
7
]
[
2011
32
2
2
1-11
]
[
1975
]
[
2009
]
[
1989
4ta edición
]
[
2015
3ra Edición
]
[
2012
36
6
6
423-33
]
[
1997
71
2
2
127-37
]
[
2014
9ª Edición
]
[
2005
28
3
3
33-7
]
[
2005
31
6
6
259-64
]
[
2007
370
1947-59
]
[
1987
92
63-5
]
[
2013
34
2
2
1-16
]
[
2014
65
2
2
114-9
]
[
2016
29
49
]