BRÄNDLY, W. Die Flucht des Pfarrers Jakob Sumi in Stans. Zwingliana, [S. l.], v. 9, n. 1, p. 51–52, 2010. Disponível em: https://www.zwingliana.ch/index.php/zwa/article/view/1322. Acesso em: 13 mai. 2024.