@article{oai:repository.dl.itc.u-tokyo.ac.jp:00033203, author = {笹井, 洋一 and 石川, 良宣}, issue = {2}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Mar}, note = {application/pdf}, pages = {173--190}, title = {伊豆半島東部地域の異常地殻活動に伴う全磁力変化(第1報)}, volume = {52}, year = {1978} }