2Li Jian,Zhao Hua,Ladommatos Nicos.Research and development of controlled auto-ilgnition (CAD combustion in a 4-stroke multi-cylinder gasoline en- gine. SAE 2001-01-3608 .
3Schechter Michael M,,Levin Michael B.Camless en- gine[].SAE.
4Hatano Kiyoshi,Lida Kazumasa,Higashi Hirohu- mi,et al.Development of a new multi-mode variable valve timing engine[].SAE.
5Caton P A,Song H H,Kaahaaina N B,et al.Strate- gies for achieving residual-effected homogeneous charge compression ignition using variable valve ac- tuation. SAE 2005-01-0165 .
6Yamaoka Shiro,Kakuya Hiromu,Nakagawa Shinji, et al.HCCI operation control in a multi-cylinder gas- oline engine. SAE 2005-01-0120 .
7Standing Richard,Kalian Navin,Ma Tom,et al.Effects of injection timing and valve timings on CAI operationin a multi-cylinder DI gasoline engine. SAE 2005-01-0132 .