WINNICKI, Tomasz. Communiques of the State Environmental Council of Poland: EEAC annual conference 15-17 September 2011: Wroclaw, Poland. Problemy Ekorozwoju, [S. l.], v. 7, n. 1, p. 131–138, 2012. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4843. Acesso em: 24 aug. 2024.