@article{oai:oka-shodai.repo.nii.ac.jp:00000224,
 author = {佐井, 至道},
 issue = {1},
 month = {Jul},
 note = {4, KJ00009709882, P},
 pages = {1--22},
 title = {層化無作為標本から得られる個票データに対するリスク評価},
 volume = {47},
 year = {2011}
}