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) ,An approximation algorithm for the traveling tournament problem,Annals of Operations Research 印刷中(掲載確定),,,,,,,https://cir.nii.ac.jp/crid/1010282257031924353,