1. On hydrogen and energy systems
2. Hydrogen Technology for Energy (Noyes Data Corp., Park Ridge, New Jersey, 1976).
3. Ed., Hydrogen Manufacture by Electrolysis, Thermal Decomposition and Unusual Techniques (Noyes Data Corp., Park Ridge, New Jersey, 1978).
4. Energy, the Solar Hydrogen Alternative (Wiley, New York, 1975).
5. Wasserstoff als Energietr�ger (Springer Verlag, Vienna, 1978).