1. Geographical Survey Institute,The vertical crustalmovements in Hokkaido 2)Title translated into English by the present writer., Report, Coordinating Committee for Earthquake Prediction4 (1970), 1–2 (in Japanese).
2. T. Utsu,Large earthquakes near Hokkaido and the expectancy of the occurrence of a large earthquake off Nemuro, Report, Coordinating Committee for Earthquake Prediction7 (1972), 7–13 (in Japanese).
3. T. Rikitake,Probability of earthquake occurrence as estimated from crustal strain, Tectonophysics23 (1974), 299–312.
4. K. Abe andI. Yokoyama,An expected major earthquake off the coast of eastern Hokkaido, Report, Coordinating Committee for Earthquake Prediction,11 (1974), 45–50 (in Japanese).
5. M. Ando, On the Earthquake off Nemuro Peninsula, June 17, 1973 2)Title translated into English by the present writer., Presented at the 22nd Meeting, Coordinating Committee for Earthquake Prediction (23 August 1973).