1680-0338 1680-0338 S1680-03382021000100081 Cuba Cuba Cuba 00 04 2021 00 04 2021 42 1 81 94

2012 37 3 3 554-63 2017 2018 2017 22 1 1 47-57 2017 REN21 2019 2019 15 2ª 15 2018 23 1 1 14-8 2016 11 2 2 111-7 2015 51 1 1 651-7