@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034156, author = {浅田, 敏 and 鈴木, 次郎 and 友田, 好文}, issue = {2}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Aug}, note = {application/pdf}, pages = {289--293}, title = {Notes on the Energy and Frequency of Earthquakes}, volume = {29}, year = {1951} }