PIOTROWSKI, Rober. Axiological Associations of the Notion of Sustainable Development. Problemy Ekorozwoju, [S. l.], v. 2, n. 1, p. 35–39, 2007. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4649. Acesso em: 25 nov. 2024.