@article{oai:repository.dl.itc.u-tokyo.ac.jp:00033732, author = {Hatori, Tokutaro}, issue = {1}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Jun}, note = {application/pdf}, pages = {61--81}, title = {Directivity of Tsunamis}, volume = {41}, year = {1963} }