1. Synthesis of a six-coaxial-link planetary gear train for seven-speed automatic transmissions;Hwang;J. Chin. Soc. Mech. Eng.,2011
2. The New Allison HD4070 Transmission—Design, Development and Applications;Cooney,1999
3. Allison World Transmission Developments;Buttermore,1991
4. Development of All New 7-speed Automatic Transmission for RWD Vehicles;Takatori,2009
5. Seven-speed Transmission;Wittkopp,2005