著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Semenkovich, V. N.",Гелоны и Мордва : матеріалы и изслѣдованія по исторической географіи верховьевъ Дона и Оки,,University Microfilms International,1985,Russian history and culture : scarce books on 19th and 20th century Russia from the Helsinki University Library,,,,https://cir.nii.ac.jp/crid/1130020277709201202