@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034456, author = {Hagiwara, Takahiro}, issue = {2}, journal = {東京帝國大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, Tokyo Imperial University}, month = {Jun}, note = {application/pdf}, pages = {252--264}, title = {The Ogasima Earthquake and Its Aftershocks}, volume = {18}, year = {1940} }