1815-7696 1815-7696 S1815-76962023000200013 Cuba Cuba 00 06 2023 00 06 2023 21 2

2020 9 1 1 213-34 2021 40 3 3 2021 11 4 4 269-95 INTEF 2017 2019 5 1 1 4-12 2021 2010 10 1 1 29-36 2021 19 3 3 755-63 UNESCO 2008 UNESCO 2018