@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022545,
 author = {坪井, 善勝 and 川股, 重也 and 塩屋, 繁松},
 issue = {6},
 journal = {生産研究},
 month = {Jun},
 note = {application/pdf, p.160からp.162へ続く},
 pages = {156--160},
 title = {平面応力問題について},
 volume = {18},
 year = {1966}
}