@article{oai:ismrepo.ism.ac.jp:00032190,
 author = {石田, 正次 and Isida, Masatugu},
 issue = {2},
 journal = {統計数理研究所彙報},
 month = {Dec},
 pages = {31--33},
 title = {放射能のランダム性について},
 volume = {4},
 year = {1956}
}