@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034185, author = {力武, 常次}, 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 = {161--181}, title = {The Distribution of Magnetic Dip in Ooshima (Oo-sima) Island and its Change that Accompanied the Eruption of Volcano Mihara, 1950}, volume = {29}, year = {1951} }