Title: Istoricheskie svi︠a︡zi chuvashskogo i︠a︡zyka s i︠a︡zykami ugro-finnov Povolzhʹi︠a︡ i Permi.
Authors: Fedotov, M. R.
Publisher: Chuvashskoe knizhnoe izd-vo,
Year: 1965
Subjects: Chuvash language Grammar, Comparative.
Contents: ch. 1. Chuvashsko-mariĭskie svi︠a︡zi.