1. and , Fundamentals of Earthquake Engineering, Prentice-Hall, Englewood Cliffs, N.J., 1971, Ch. 15.6.
2. and , ‘Torsional earthquake effects in symmetrical structures’, Trans. 3rd Int. Conf. Struct. Mech. Reactor Technology, London, Paper K5/6 (1975).
3. ‘Seismic wave effects on soil-structure interaction’, Trans. 3rd Int. Conf. Struct. Mech. Reactor Technology, London, Paper K2/1 (1975).
4. ‘Approximate soil-structure interaction with separation of base mat from soil (lifting-off)’, Trans. 3rd Int. Conf. Struct. Mech. Reactor Technology, London, Paper K3/6 (1975).