@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034838, author = {Otuka, Yanosuke}, issue = {4}, journal = {東京帝國大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, Tokyo Imperial University}, month = {Dec}, note = {application/pdf}, pages = {724--731}, title = {Contraction of the Japanese Islands since the Middle Neogene (advance paper)}, volume = {11}, year = {1933} }