0864-2141 0864-2141 S0864-21412023000200001 Cuba 00 06 2023 00 06 2023 37 2

1 2020 39 3 3 2 2018 37 1 1 4-18 3 Ministerio de Educación Superior 2019 4 2019 5 2020 34 1 1 6 2019 38 2 2 7 2014 14 65 65 8 2004 1 1 1 9 2021 10 2011 40 158 158 11 2018 37 3 3