CISZEK, Mariusz; ŚWIDERSKI, Andrzej W. Sociological calculation as a instrument in politics and environmental economy. Studia Ecologiae et Bioethicae, [S. l.], v. 3, n. 1, p. 369–378, 2005. DOI: 10.21697/seb.2005.3.1.24. Disponível em: https://czasopisma.uksw.edu.pl/index.php/seb/article/view/7738. Acesso em: 6 dec. 2025.