著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) ,The History and Contemporary Situation of Russian-speaking population in Estonia and Latvia (Interim Report I),Discussion Paper Series of KIER 0203,,,2002,,,66,https://cir.nii.ac.jp/crid/1010000781762716301,