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) Kozo Sadakane and Yoichi Takeda and Masami Okyudo,Non-LTE Analyses of Neutral Nitrogen Lines in Two Supergiants--Alpha Cygni and Beta Orionis,Publications of the Astronomical Society of Japan,00046264,Tokyo : Astronomical Society of Japan,1993-07,45,3,p471-476,https://cir.nii.ac.jp/crid/1521699230211519488,