0213-9111 0213-9111 S0213-91112020000600629 10.1016/j.gaceta.2020.02.004 Spain 00 12 2020 00 12 2020 34 6 629 629 1 2019 2 Ministerio de Economía 3 2016 42 216-24 4 2019 12 50-60 5 2011 25 146-50 6 2019 33 203-10