Majewicz, A.F. 2018. From wax-cylinder phonograph to laser-beam optical players (1): ‘Slaviclanguage’ recordings in Bronisław Piłsudski’s phonographic collection of Ainu folklore. Scripta Neophilologica Posnaniensia. 4 (sie. 2018), 51–60. DOI:https://doi.org/10.14746/snp.2002.04.04.