@article{oai:barrel.repo.nii.ac.jp:00004695,
 author = {長谷部, 亮一},
 issue = {4},
 journal = {商学討究},
 month = {Feb},
 note = {論説},
 pages = {117--130},
 title = {予想分析の不決定性(覚書)},
 volume = {4},
 year = {1954}
}