1996-3696 1996-3696 S1996-36962021000100001 10.18004/imt/2021.16.1.1 Paraguay Paraguay 00 06 2021 00 06 2021 16 1 1 2 2021 40 3 3 175-81 23 5 5 1416-24 2021 119 3 3 146-7 2021 11 1 1 94 2021 76 2 2 428-55