@techreport{oai:tsukuba.repo.nii.ac.jp:00022917,
 author = {ISOGAI, Rina and OHASHI, Satoshi and SUMITA, Ushio and 住田, 潮},
 month = {Feb},
 title = {Application of Collateralized Debt Obligation Approach for Managing Inventory Risk in Classical Newsboy Problem},
 year = {2010}
}