Kevin Hannan, Borders of Language and Identity in Teschen Silesia. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 48, n. 3, p. 461–462, 1999. DOI: 10.25627/19994837066. Disponível em: https://openjournals.osmikon.de/zfo/article/view/7066. Acesso em: 16 sep. 2026.