KRYK, Barbara. Providing sustainable energy in Poland in comparison to the European Union in light of the seventh goal of the 2030 Agenda. Czasopismo "Economics and Environment", Poland, v. 68, n. 1, p. 15, 2019. Disponível em: https://ekonomiaisrodowisko.pl/journal/article/view/97.. Acesso em: 26 oct. 2024.