1. Aguirre, J. and Irikura, K., Nonlinearity, liquefaction, and velocity variation of soft soil layers in PI, Kobe, during the Hyogo-ken Nanbu earthquake, Bull. Seismol. Soc. Am., 1997, vol. 87, no. 5, pp. 1244–1258.
2. Anderson, J.G., Strong-motion seismology, in International Handbook of Earthquake and Engineering Seismology, Part B, Amsterdam: Academic Press, 2003, pp. 937–965.
3. Bard, P.-Y., Effects of surface geology on ground motion: Recent results and remaining issues, Proc. 10th Eur. Conf. on Earthquake Engineering (ECEE), Duma, G., Ed., Viena, 1994, Rotterdam: Balkema, 1995, pp. 305–324.
4. Beresnev, I.A., Wen, K.-L., and Yeh, Y.T., Nonlinear soil amplification: Its corroboration in Taiwan, Bull. Seismol. Soc. Am., 1995, vol. 85, no. 2, pp. 496–515.
5. Borcherdt, R.D., Effects of local geology on ground motion near San-Francisco Bay, Bull. Seismol. Soc. Am., 1970, vol. 60, no. 1, pp. 29–61.