| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Clean Utilization of Coal: Coal Structure and Reactivity, Cleaning and Environmental Aspects | 978-0-7923-1730-2 (0-7923-1730-0) | 1992 |
| Hydrogen Energy System: Production and Utilization of Hydrogen and Future Aspects | 978-0-7923-3601-3 (0-7923-3601-1) | 1995 |