@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022785, author = {中野, 旭}, issue = {4}, journal = {生産研究}, month = {Apr}, note = {application/pdf}, pages = {119--121}, title = {研究速報 : 塔状構造物の振動解析}, volume = {16}, year = {1964} }