@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034149,
 author = {金井, 淸},
 issue = {3},
 journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo},
 month = {Oct},
 note = {application/pdf},
 pages = {503--509},
 title = {The Result of Observation of Wave-velocity in the Ground},
 volume = {29},
 year = {1951}
}