@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022654, author = {川井, 忠彦}, issue = {4}, journal = {生産研究}, month = {Apr}, note = {application/pdf}, pages = {86--93}, title = {薄肉開断面材の弾性力学(6)}, volume = {17}, year = {1965} }