@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034160, author = {池上, 良平}, 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 = {313--325}, title = {A Study on the Propagation of Microseismic Waves. Part IV}, volume = {29}, year = {1951} }