WALDENSPUL, A. Ernst Baur und sein Schaffen. Zollerheimat, [S. l.], v. 1, n. 9, p. 54–55, 1932. DOI: 10.53458/zh.v1i9.8691. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/zh/article/view/8691. Acesso em: 15 mai. 2024.