Proceedings of the sixth international congress of phonetic science : held at Prague 7-13 September 1967 - International Congress of Phonetic Sciences 1967 : Praha, Česko); Janota, Přemysl, 1926-2008; Hála, Bohuslav, 1894-1970; Romportl, Milan, 1921-1982 (Prague : Academia Publishing House of the Czechoslovak Academy of Sciences, 1970)
Keywords: filologie; philology