SURMIAK, Wojciech. Bł. John Henry kard. Newman (1801-1890). Doctor Ecclesiae?. Śląskie Studia Historyczno-Teologiczne, [S. l.], v. 47, n. 1, p. 91–110, 2014. Disponível em: https://journals.us.edu.pl/index.php/ssht/article/view/16320. Acesso em: 18 kwi. 2025.