1815-7696 1815-7696 S1815-76962021000300732 Cuba 00 09 2021 00 09 2021 19 3 732 742

2017 25 50 50 43-52 2017 18 144-71 2017 15 4 4 2010 5ta. ed. 2014 42 35-43 2017 San Luis Potosí, Bolivia 2014 Segovia, España 2017 8 44 44 56-62 2019 5 2 2 2010 34 201-9 2018 16 2 2 121-35 UNESCO 2013 2019 2019 22 2 2 57-77