WINNICKI, Tomasz. Communiques on Activities of the State Environmental Council of Poland. Problemy Ekorozwoju, [S. l.], v. 4, n. 2, p. 119–124, 2009. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4705. Acesso em: 16 nov. 2024.