VIKOVÁ, Lada. Adolf Ištvan – a Romani legionnaire from Bohusoudov: from research into his letters. Romano džaniben, [S. l.], v. 25, n. 1, p. 19–58, 2018. Disponível em: https://www.dzaniben.cz/dzaniben/article/view/415. Acesso em: 4 feb. 2026.