RIDDOCH, Sonia A. Karl Holl and the Fatherland Party, 1917-1918: A German Liberal Protestant Embraces the Right. Historical Papers, [S. l.], 2000. DOI: 10.25071/0848-1563.39321. Disponível em: https://historicalpapers3.journals.yorku.ca/index.php/historicalpapers/article/view/39321. Acesso em: 13 mar. 2025.