1. Blot, C., Relations entres seismes profonds et les eruption volcaniques au Japan, Bull. Volcanol., 28, 25–63, 1956 (in French).
2. Blot, C., Volcanism et seismes du manteau superieur dam 1’Archipel des Nouvelles-Hebrides, Bull. Volcanol., 36, 446–561, 1972 (in French with English abstract).
3. Chronological Scientific, Rika Nenpyo, edited by National Astronomical Observations, Maruzen Co., Ltd, 2002.
4. Hocking, R. R., Methods and Applications of Linear Models, 2nd ed., 741 pp., John Wiley and Sons, Inc., NJ, 2003.
5. Ishida, M., Seismicity and tectonics of Japan, in Earthquakes and Seismo-tectonics of the Japanese Islands, edited by T. Hagiwara, pp. 57–85, Ka-jima Institute Publishing, Tokyo, 1989.