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) Hideyo Kawakita and Reiko Furusho and Mitsugu Fujii,Gas-to-Dust Ratio of Two Comets:Implication for Inhomogeneity of Cometary Nuclei?,Publications of the Astronomical Society of Japan,00046264,Tokyo : Astronomical Society of Japan,1997-10,49,5,L41-44,https://cir.nii.ac.jp/crid/1522825130041519488,