EGLI, Emil. Regula Zwingli, die Tochter des Reformators, Gemahlin Rudolf Gwalthers. Zwingliana, [S. l.], v. 1, n. 13, p. 323–329, 2010. Disponível em: https://zwingliana.ch/index.php/zwa/article/view/2090. Acesso em: 16 juni. 2024.