HAAS , H. Pieter M. Judson- Guardians of the Nation. Activists on the language frontiers of imperial Austria. Geschichte und Region / Storia e regione, [S. l.], v. 19, n. 1, p. 201–203, 2010. Disponível em: https://heyjoe.fbk.eu/index.php/grsr/article/view/11324. Acesso em: 18 apr. 2026.