@article{oai:repository.dl.itc.u-tokyo.ac.jp:00033950,
 author = {Yokoyama, Izumi},
 issue = {2},
 journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo},
 month = {Sep},
 note = {application/pdf},
 pages = {327--357},
 title = {Geomagnetic Anomaly on Volcanoes with Relation to Their Subterranean Structure},
 volume = {35},
 year = {1957}
}