2222-145X
2222-145X
S2222-145X2019000200091
10.18004/rcfacen.2019.10.2.91
Paraguay
00
12
2019
00
12
2019
10
2
91
100
[
1998
28
1
1
51-60
]
[
1994
24
2
2
77-89
]
[
2001
8
1
1
1-25.
]
[
1996
5459
]
[
2002
159
6
6
631-44
]
[
1981
36
3
3
240-56
]
[
1999
26
23-5
]
[
1998
5470
]
[
1959
327
110
]
[
2005
177
3-4
3-4
145-73
]
[
1950
1
1-88
]
[
1956
65
99-115
]
[
1972
133
41-50
]
[
1991
10
4
4
335-50
]
[
2005
218
1-2
1-2
75-103
]
[
1996
]
[
1999
]
[
1962
2
184
]
[
2003
21
131-45
]
[
1961
78
29-102
]