CZEKALSKI, R. How can we express our concern for the future of our planet?. Studia Ecologiae et Bioethicae, [S. l.], v. 13, n. 1, p. 61–78, 2015. DOI: 10.21697/seb.2015.13.1.03. Disponível em: https://czasopisma.uksw.edu.pl/index.php/seb/article/view/6650. Acesso em: 21 may. 2024.