@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034492, author = {Sezawa, Katsutada and Kanai, Kiyoshi}, 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 = {179--189}, title = {16. The Requisite Condition for Rayleigh-waves for Transmission through an Inner Stratum of the Earth}, volume = {17}, year = {1939} }