6KARNOPP D, CROSBY M, HARWOOD R A. Vibration control u- sing semi-active force generators[ J-. ASME Journal of Engineering for Industry,1974,96(2) :619 -626.
7KIM H, YOON Y S. Semi-active suspension with preview using a frequency-shaped performance index[J]. Vehicle Systems Dynam- ics,1995,24(10) :759 -780.
8Iyad Talal Al-zahma. Performance Evaluation and Multi-objective Optimization of Passive Vehicle Suspension Systems [ D ]. Dhahran, Saudi Arabia: KingFahd University of Petroleum and Minerals, 1993.
9A1-Zahmah, Talal I. Performance Evaluation and Multi-ob- jective Optimization of Passive Vehicle Suspension Systems [ J ]. Masters Abstracts International, 1993,32(2) :0701.