Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nobuyoshi Matsui,"A study on the probability of likely, probable, and possible","舞鶴工業高等専門学校紀要 = Bulletin of National Institute of Technology, Maizuru College",02863839,舞鶴 : 舞鶴工業高等専門学校,2010-03,,45,63-68,https://cir.nii.ac.jp/crid/1520290883142780800,