MIERZEJEWSKA, Lidia. Sustainable Development of a City: Systemic Approach. Problemy Ekorozwoju, [S. l.], v. 12, n. 1, p. 71–78, 2017. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4999. Acesso em: 22 jul. 2024.