@article{oai:ipsj.ixsq.nii.ac.jp:00009219,
 author = {山下, 英男 and Yamashita, Hideo},
 issue = {1},
 journal = {情報処理},
 month = {Jul},
 title = {会長挨拶},
 volume = {1},
 year = {1960}
}