Jaan Ross (Hrsg.), Encapsulated Voices. Estonian Sound Recordings from the German Prisoner-of-War Camps in 1916-1918. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 63, n. 3, p. 455–456, 2014. DOI: 10.25627/20146339726. Disponível em: https://openjournals.osmikon.de/zfo/article/view/9726. Acesso em: 16 sep. 2026.