KEMPA, Jacek. Stephan Schaede, Stellvertretung. Begriffsgeschichtliche Studien zur Soteriologie. Śląskie Studia Historyczno-Teologiczne, [S. l.], v. 39, n. 2, p. 446–449, 2006. Disponível em: https://journals.us.edu.pl/index.php/ssht/article/view/17284. Acesso em: 5 grudz. 2025.