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) Hiroshi Nagahashi and Chun Fan,Rendering cloudy skies by a volume texture,SPIE Proceedings,0277-786X,SPIE,1997-02-07,2949,,291-298,https://cir.nii.ac.jp/crid/1872553967682988160,https://doi.org/10.1117/12.266333