BILLETER, B. Markus Jenny, Luther, Zwingli, Calvin in ihren Liedern, Zürich 1983. Zwingliana, [S. l.], v. 16, n. 4, p. 378–379, 2010. Disponível em: https://www.zwingliana.ch/index.php/zwa/article/view/703. Acesso em: 6 dec. 2022.