@article{oai:repository.dl.itc.u-tokyo.ac.jp:00025000, author = {鳥飼, 安生}, issue = {3}, journal = {生産研究}, month = {Dec}, note = {application/pdf}, pages = {90--93}, title = {研究 : 振動法による纎維の彈性率測定 : 纎維内を傳わる音波の波長をはかつて}, volume = {1}, year = {1949} }