Nikolaev, G. A.BooksDimitriev Vasiliĭ DimitrievichBogatyrskie skazkiChăvash khalăkh istoriĭĕpe kulʹturin śivĕch yĭtăvĕsemAnglo-russkiĭ istoricheskiĭ slovarʹIstoricheskoe slovoobrazovanie russkogo i︠a︡zykaAuthor data: Open Library