FLOSS, Pavel. Etická sféra skutečnosti a reálnost svobody. Śląskie Studia Historyczno-Teologiczne, [S. l.], v. 29, p. 185–187, 1996. Disponível em: https://journals.us.edu.pl/index.php/ssht/article/view/21307. Acesso em: 5 luty. 2026.