Natural gas vehicle challenge: Developing dedicated natural gas vehicle technology, 1991
Evaluation of high-energy-efficiency powertrain approaches: the 1996 futurecar challenge
Energy efficiency dynamometer testing at the 1996 American Tour de Sol
HEV dynamometer testing with state-of-charge corrections in the 1995 HEV challenge
Electric vehicle performance in 1994 DOE competitions
Energy efficiency of electric vehicles at the 1994 American Tour de Sol
1997 hybrid electric vehicle specifications