1. ‘Response and failure of structures under stationary random excitation’, Earthq. Engng Res. Lab. Rept., Calif. Inst. Tech., Pasadena, Calif. (1971).
2. ‘Simple non-linear models for the seismic response of reinforced concrete buildings’, Proc. Review Meeting of U.S.–Japan Coop. Res. Program in Earthq. Engng, Honolulu, Hawaii, 291–309 (1975).
3. ‘A measure of earthquake intensity’, in Seismic Design for Nuclear Power Plants (Ed. ), Mass. Inst. Tech. Press, Cambridge, Mass., 1970, pp. 438–483.
4. P-Δ and Axial Column Deformation in Aseismic Frames