1. Upper mantle structure of the Philippine Sea;Abe,1970
2. Mantle structure beneath the Japan Sea as revealed by surface waves;Abe;Bull. Earthquake Res. lust. Tokyo Univ.,1970
3. Crustal structure in Japan from the phase velocity of Rayleigh waves, 1, Use of the network of seismological stations operated by the Japan Meteorological Agency;Aki;Bull. Earthquake Res. Inst. Tokyo Univ.,1961
4. Earthquake-generating stress in Japan for the years 1961 to 1963 obtained by smoothing first-motion radiation patterns;Aki;Bull. Earthquake Res. Inst. Tokyo Univ.,1966
5. Seismological evidences for the existence of soft thin layers in the upper mantle under Japan;Aki;J. Geophys. Res.,1968