1. Analytical and experimental methods in engineering seismology;Biot;Trans. ASCE,1943
2. Investigation of bounds for the maximum response of earthquake excited systems;Merchant;Bull. Seism. Soc. Am.,1974
3. On the importance of higher modes of vibration in the earthquake response of tall building;Clough;Bull. Seism. Soc. Am.,1955
4. Earthquake analysis by response spectrum superposition;Clough;Bull. Seism. Soc. Am.,1962
5. Aseismic design of firmly founded elastic structures;Goodman;Trans. ASCE,1958