2521-2281
2521-2281
S2521-22812021000300135
10.52379/mcs.v5i3.222
Paraguay
00
12
2021
00
12
2021
5
3
135
140
[
2018
10
61-84
]
[
2010
]
[
2018
63
5
5
665-76
]
[
1998
76
2
2
165-9
]
[
1988
27
6
6
1030
]
[
2011
118
5
5
986-1002
]
[
1998
76
4
4
431-7
]
[
2013
3
5
5
]
[
2002
43
8
8
2654-9
]
[
2011
4
1
1
7-11
]
[
2019
208
251-64
]