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)
Mark A. Brazil and Jevgeni Shergalin,"The Status and Distribution of the Whooper Swan Cygnus cygnus in Russia(2)Central and Eastern Siberia, and the Russian Far East",山階鳥類研究所研究報告,00440183,我孫子 : 山階鳥類研究所,2003-03,34,2,279-308,https://cir.nii.ac.jp/crid/1520853832635753728,