1. Principles of combustion engineering for boilers,1987
2. Fundamentals of coal combustion for a clean and efficient use;Smoot,1993
3. Coal quality and combustion performance;Unsworth,1991
4. Kohleverbrennung- Brennstoff, Physik und Theorie, Technik, Band 8 der Fachbuchreihe “Kraftwerkstechnik”;Zelkowski,1986
5. Coal combustion and gasification;Smoot,1985