2521-2281 2521-2281 S2521-22812025000100101 10.52379/mcs.v9.566 Paraguay Paraguay Paraguay Paraguay 00 00 2025 00 00 2025 9 1 101 1 2024 2 2023 69 8 8 1938-48 3 2024 38 101883 4 2021 1 2 2 191-213 5 2021 12 638377 6 2018 18 1 1 81 7 2016 51 1 1 81-92