PIONTEK, Franciszek. Sustainable Development Management and Building a New Civilization. Problemy Ekorozwoju, [S. l.], v. 16, n. 2, p. 108–115, 2021. DOI: 10.35784/pe.2021.2.11. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/5174. Acesso em: 30 jun. 2024.