WINNICKI, Tomasz. Communiques on Activities of the State Environmental Council of Poland. Problemy Ekorozwoju, [S. l.], v. 4, n. 1, p. 135–153, 2009. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4738. Acesso em: 22 jul. 2024.