Plastographic method in applying to Russian vowels

Bogoroditsky, V.A.Plastographic method in application to Russian vowels / V.A.Bogoroditsky (Kazan).- [B.m .: B. and., 19--].-11-13 p.: silt .. -Part of the text is for the last.foreign.ulcer.Bibliogr.In the tuning.Note .. - Zvlastni Otisk Z "Casopisu Pro Moderni Filologii".XVI, 1-2.- Ex.: Without Titus.l.and region..1. Russian language (collection).Electronic copy source: PBOriginal storage: St. Petersburg State University