@article{oai:ismrepo.ism.ac.jp:00032201,
 author = {西平, 美恵子 and Nishihira, Mieko},
 issue = {2},
 journal = {統計数理研究所彙報},
 month = {},
 pages = {109--113},
 title = {石田式乱数作成機のランダム性について},
 volume = {5},
 year = {1958}
}