| Proceedings of Symposium on Environmental Aspects of Fuel Conversion Technology - VI- A Symposium on Coal-Based Synfuels Held in Denver, Colorado on October 26-30, 1981. |
| Symposium Proceedings- Environmental Aspects of Fuel Conversion Technology, V (September 1980, St. Louis, MO) |
| Symposium Proceedings- Environmental Aspects of Fuel Conversion Technology, III (September 1977, Hollywood, Florida) |
