@article{oai:ismrepo.ism.ac.jp:00033224,
 author = {青山, 博次郎 and Aoyama, Hirojiro},
 issue = {7},
 journal = {統計数理研究所講究録},
 month = {Oct},
 pages = {299--311},
 title = {等間隔抽出法について},
 volume = {7},
 year = {1951}
}