1816-8949
1816-8949
S1816-89492021000100083
10.18004/anales/2021.054.01.83
Paraguay
Paraguay
Paraguay
00
04
2021
00
04
2021
54
1
83
92
[
1998
16
217-31
]
[
2004
2
1-14
]
[
2011
25
1
1
150-71
]
[
2012
147
1-21
]
[
2010
Vol. 165
53
]
[
2014
52
1
1
85-92
]
[
2001
28-30
]
[
2006
11
28
28
61-90
]
[
2002
3
2
2
1-13
]
[
2006
5
2
2
539-52
]
[
2000
58
2
2
29-32
]
[
2014
4
1
1
37-4 8
]
[
1999
]
[
Plataforma virtual
2017
]
[
UNA
2018
]
[
MITIC
2014
]
[
2009
4
2
2
38-4 4
]
[
2018
]
[
2017
65
4
4
583-8
]
[
2013
30
1
1
58-63
]
[
2015
32
2
2
289-94
]
[
2017
18
3
3
222-4
]
[
2016
25
3
3
4 31
]
[
CICCO
2020
]
[
2013
9
3
3
1-10
]
[
2016
5
20
20
279-80
]
[
2017
10
5
5
77-87
]