1. 1) Hori, M., Maddegedara, L., Ichimura, T. and Tanaka, S. : Meta-Modeling for Constructing Model Consistent with Continuum Mechanics, Journal of JSCE, vol. 2, no. 1, pp. 269-275, 2014.
2. 2) Dobashi, H., Terashima. Y., Hori, M., Ichimura, T., Ohbo, N., Yamada, T., and Obara,T. : Seismic Performance Analysis of Underground Ramp Tunnel Structure Using 3-D Massive Numerical, III ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, Corfu, Greece, May 2011.
3. 3) Doyle, J. F. : Wave Propagation in structures, Mechanical engineering series, 2nd edition, pp. 43-73, 1997.
4. 4) Li, G., Li, J.: A Tapered Timoshenko-Euler Beam Element for Analysis of Steel Portal Frames, Journal of constructional steel research, vol. 58, no. 12, pp. 1531-1544, 2002
5. 5) Wang, C. K. : Stability of rigid frames with nonuniform members, Journal of Structural Division, vol. 93, no. 1, pp. 275-294, 1967.