@article{oai:repository.dl.itc.u-tokyo.ac.jp:00040905, author = {Omori, F.}, issue = {1}, journal = {Bulletin of the Imperial Earthquake Investigation Committee}, month = {Aug}, note = {application/pdf}, pages = {26--69}, title = {CHAPTER II. SOUND AREA AND ASH-PRECIPITATION ZONE(THE ERUPTIONS AND EARTHQUAKES OF THE ASAMA-YAMA IV [Strong Asama-yama Outbursts, Dec. 1912 to May 1914])}, volume = {7}, year = {1914} }