PAWŁOWA , J. System approach in the works of K. E. Ciołkowski. Studia Ecologiae et Bioethicae, [S. l.], v. 2, n. 1, p. 773–782, 2004. DOI: 10.21697/seb.2004.2.1.50. Disponível em: https://czasopisma.uksw.edu.pl/index.php/seb/article/view/6872. Acesso em: 22 jul. 2024.