SZTUMSKI, Wiesław. Reflection on the Human Living Environment in Connection with Sustainable Development. Problemy Ekorozwoju, [S. l.], v. 16, n. 1, p. 39–44, 2021. DOI: 10.35784/pe.2021.1.04. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/5193. Acesso em: 22 jul. 2024.