@article{oai:hokusei.repo.nii.ac.jp:00002514,
 author = {増田, 辰良 and Masuda, Tatsuyoshi},
 month = {2021-09-27},
 title = {数学小説 合理的な選択／プライシング},
 year = {},
 yomi = {マスダ, タツヨシ}
}