Naderi, P. , Bathaee, S. , Hoseinnezhad, R. , Chini, R. (2008), 'Fuel Economy and Stability Enhancement of the Hybrid Vehicles by Using Electrical Machines on Non-Driven Wheels', World Academy of Science, Engineering and Technology, Open Science Index 22, International Journal of Electrical and Computer Engineering, 2(10), 2219 - 2230.