@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022010, author = {SATO, Hisayoshi}, issue = {11}, journal = {生産研究}, month = {Nov}, note = {application/pdf}, pages = {620--623}, title = {研究速報 : RESPONSE OF STRUCTURE SYSTEM TO A MODEL EARTHQUAKE MOTION WITH TWO PREDOMINANT PERIODS}, volume = {21}, year = {1969} }