1. Regularities of the distribution of strong earthquakes in Kamchatka, the Kurile Islands, and northeast Japan;Fedotov;Tr. Inst. Fiz. Zemli, Akad. Nauk SSSR,1965
2. Formation of Okinawa trough grabens;Kimura;Mem. Geol. Soc. Jpn.,1983
3. Commencement of “subduction” of plate;Kobayashi;Earth Mon.,1983
4. Some problems on volcanic activities and depression structures in Kyushu, Japan;Matsumoto;Mem. Geol. Soc. Jpn.,1979
5. Sequential occurrences of recent great earthquakes;Mogi;J. Phys. Earth.,1968