5Sadek F, Mohraz B. Semiactive control, algorithms for structures with variable dampers. Journal of Engineering Mechanics, ASAE, 1998, 124 (9): 981 -990.
6Li C. Performance of multiple tuned mass dampers for attenuating undesirable structures under the ground acceleration .Earthquake Engineering & Structural Dynamics, 2000, 29(9): 1 405-1 421.
7Vandiver J K, Mitome S. Effect of liquid storage tanks on the dynamic response of offshore platform. Applied Ocean Research, 1979, ( 1): 67-74.
8Lee S C, Reddy D V. Frequency turning of offshore platform by liquid sloshing. Applied Ocean Research, 1982,(1): 226 -231.
