Aston Martin, together with Alset GmbH, constructed the Aston Martin Hybrid Hydrogen Rapide S, a dual-fuel gasoline and hydrogen powered car used during 24H Nurburgring 2013
^Events, UKi Media & (28 May 2021). "Toyota successfully completes Fuji 24-hour race with hydrogen engine". Automotive Powertrain Technology International. Retrieved 23 October 2022.
^CORPORATION, TOYOTA MOTOR. "'Morizo' Puts Hydrogen-Engine GR Yaris Through Its Paces on Belgian Roads | Toyota | Global Newsroom". Toyota Motor Corporation Official Global Website. Retrieved 23 October 2022.
^Heffel, James W.; McClanahan, Michael N.; Norbeck, Joseph M.; Lynch, Frank (1998). "Turbocharged Hydrogen Fueled Vehicle Using Constant Volume Injection (CVI)". SAE Technical Paper Series. Vol. 1. doi:10.4271/981922.
^Heffel, James W.; Johnson, Douglas C.; Shelby, Carroll (2001). "Hydrogen Powered Shelby Cobra: Vehicle Conversion". SAE Technical Paper Series. Vol. 1. doi:10.4271/2001-01-2530.
^The Design and Testing of Hydrogen Fueled Internal Combustion Engine