On the Travel Time of Earthquake Waves sent from the Focus of various Deptys
種々の震源の深さに依る走時曲線

K. Wadati, K. Sagisaka, K. Masuda
1932 Journal of the Meteorological Society of Japan  
doi:10.2151/jmsj1923.10.8_460 fatcat:fwk4nseepba7xp33bxx5oakpbu