@article{oai:ismrepo.ism.ac.jp:00033234,
 author = {石田, 正次 and Isida, Masatugu},
 issue = {12},
 journal = {統計数理研究所講究録},
 month = {Mar},
 pages = {503--504},
 title = {Area Samplingについて(第三部)},
 volume = {7},
 year = {1952}
}