@article{oai:repository.dl.itc.u-tokyo.ac.jp:02000093,
 author = {Nishiyama, Ryuichi and Miyamoto, Seigo and Nagahara, Shogo},
 issue = {1-4},
 journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo},
 month = {},
 pages = {1--7},
 title = {Estimation of the Bulk Density of the Omuro Scoria Cone (Eastern Izu, Japan) from Gravity Survey},
 volume = {95},
 year = {2020}
}