BAKER, J. W. Das Datum von Bullingers "Antwort an Johannes Burchard". Zwingliana, [S. l.], v. 14, n. 5, p. 274–275, 2010. Disponível em: https://zwingliana.ch/index.php/zwa/article/view/939. Acesso em: 8 feb. 2023.