Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Otomura Kazutoshi and Tomii Norio,A Combinatorial Auction Based Algorithm for Flexible Seat Reservation Systems,IEEJ Transactions on Industry Applications,09136339,The Institute of Electrical Engineers of Japan,2005,125,4,329-337,https://cir.nii.ac.jp/crid/1390001204657314560,https://doi.org/10.1541/ieejias.125.329