Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takayuki Kotani and Takashi Kurokawa and Jun Nishikawa and Lyu Abe and Kaito Yokochi and Motohide Tamura and Naoshi Murakami,Nulling and adaptive optics for very high dynamic range coronagraph,SPIE Proceedings,0277-786X,SPIE,2006-06-14,6265,,62653Q,https://cir.nii.ac.jp/crid/1872835442460171520,https://doi.org/10.1117/12.671541