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) Tomoyasu Yamamuro and Yuichiro Nishimaki and Kentaro Motohara,Near-infrared spectroscopic monitoring observations of three yellow hypergiants and time variation of 2.3 μm CO features of ρ cassiopeia,Publications of the Astronomical Society of Japan,00046264,Tokyo : Astronomical Society of Japan,2007,59,5,973-982,https://cir.nii.ac.jp/crid/1522262180082173312,