TURCZYNSKI, E. Hantsch, Hugo: Leopold Graf Berchtold — Grandseigneur und Staatsmann. Südost-Forschungen, [S. l.], v. 1, n. 1, p. 276–280, 2021. Disponível em: https://www.suedost-forschungen.de/portal/index.php/sof/article/view/12239. Acesso em: 2 mai. 2024.