@techreport{oai:tsukuba.repo.nii.ac.jp:00022580,
 author = {ISOGAI, Rina and OHASHI, Satoshi and SUMITA, Ushio and 住田, 潮},
 month = {Feb},
 title = {Analysis of Collateralized Debt Obligation Scheme Applied to Newsboy Problem},
 year = {2011}
}