1. Dambara, T. (1971), Synthetic Vertical Crustal Movements in Japan During the Recent 70 Years, J. Geod. Soc. Jpn. 17, 100-108 (in Japanese with English abstract).
2. El-Fiky, G. S. and Kato, T. (1999), Interplate Coupling in the Tohoku District, Japan, Deduced from Geodetic Data Inversion, J. Geophys. Res. 104, 20,361-20,377.
3. El-Fiky, G. S., Kato, T., and Oware, E. N. (1999), Crustal Deformation and Interplate Coupling in the Shikoku District, Japan, as Seen from Continuous GPS Observation, Tectonophysics 314, 387-399.
4. Hasegawa, A., Umino, N., Takagi, A., Suzuki, S., Motoya, Y., Kameya, K., Tanaka, K., and Sawada, Y. (1983), Spatial Distribution of Earthquakes beneath Hokkaido and Northern Honshu, Japan, J. Seismol. Soc. Jpn., Ser. 2, 36, 129-150 (in Japanese with English abstract).
5. Hasegawa, A., Horiuchi, S., and Umino, N. (1994), Seismic Structure of the Northeastern Japan Convergent Margin: A Synthesis, J. Geophys. Res. 99, 22,295-22,311.