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
"Gifford, A. C. and Hector Observatory (Wellington, N.Z.)",On the variations in size of a comet's head,,Hector Observatory,1921,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000796610836992