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) Shigeki Iwata and Takumi Kasai,The Othello game on an n × n board is PSPACE-complete,Theoretical Computer Science,0304-3975,Elsevier BV,1994-01,123,2,329-340,https://cir.nii.ac.jp/crid/1360011144446830592,https://doi.org/10.1016/0304-3975(94)90131-7