1. Gasification of Wood in a Commercial Scale Downdraft Gasifier;Graham,1981
2. Wood Chip Gasification in a Commercial Downdraft Gasifier;Walawender,1985
3. Influence of Operating Parameters on the Performance of a Wood-Fed Downdraft Gasifier;Walawender,1987
4. Operating Parameters Influencing Downdraft Gasifier Performance;Walawender,1988
5. Development of a Downdraft Modular Skid Mounted Biomass/Waste Gasification System;Graboski,1988