SZTUMSKI, Wiesław. Sustainable Development – unbalanced devastation of the environment and its consequences. Problemy Ekorozwoju / Problems of Sustainable Development, [S. l.], v. 9, n. 1, p. 89–96, 2014. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4895. Acesso em: 15 dec. 2025.