@article{oai:barrel.repo.nii.ac.jp:00004711,
 author = {吉澤, 卓哉},
 journal = {保険学雑誌},
 month = {Sep},
 pages = {161--188},
 title = {保険制度におけるリスク分散},
 volume = {586},
 year = {2004}
}