@article{oai:repository.dl.itc.u-tokyo.ac.jp:00021663, author = {片山, 恒雄 and 上島, 照幸}, issue = {11}, journal = {生産研究}, month = {Nov}, note = {application/pdf}, pages = {487--489}, title = {研究速報 : EMPIRICAL RELATIONS AMONG AVERAGE MAXIMUM GROUND ACCELERATION, EARTHQUAKE MAGNITUDE AND EPICENTRAL DISTANCE}, volume = {24}, year = {1972} }