@article{oai:barrel.repo.nii.ac.jp:00000324,
 author = {飯田, 浩志},
 issue = {2/3},
 journal = {商学討究},
 month = {Dec},
 pages = {247--250},
 title = {各項の個数に上限のある整数ナップサックについて},
 volume = {62},
 year = {2011}
}