@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034389, author = {Nasu, Nobuji}, issue = {1}, journal = {東京帝國大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, Tokyo Imperial University}, month = {Mar}, note = {application/pdf}, pages = {225--228}, title = {17. Seismic Exploration of River Deposits}, volume = {20}, year = {1942} }