1. Ervin , R. D. and Segel , L. , Open and Closed Loop Testing and how they are Integrated in Vehicle Handling and Dynamics Research . Vehicle Safety Research Integration Symposium , Washington , May 1973 .
2. Hales , F. D. , The Handling and Stability of Motor Vehicles . Part 1. Handling Stability and Control Response Definitions. MIRA Report 1965/1 .