@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023056, author = {岡本, 智 and 五代, 富文}, issue = {2}, journal = {生産研究}, month = {Feb}, note = {application/pdf}, pages = {55--55}, title = {シグマ4型ロクーンロケットについて}, volume = {14}, year = {1962} }