BAUMANN, Michael. Werner Gysel, Das Chorherrenstift am Grossmünster, 2010. Zwingliana, [S. l.], v. 38, p. 219–222, 2011. Disponível em: https://zwingliana.ch/index.php/zwa/article/view/2329. Acesso em: 21 juli. 2024.