Druki plebiscytowe na Śląsku Cieszyńskim (1918-1920). Książnica Śląska, [S. l.], v. 21, p. 5–33, 2025. Disponível em: https://ksiaznicaslaska.bs.katowice.pl/article/view/182. Acesso em: 22 lis. 2025.