1. Anaerobic processes;Fannin;J. Water Poll. Control Fed.,1983
2. Sludge processing to optimize digestibility and energy production;Haug;J. Water Poll. Control Fed.,1977
3. Effect of thermal pretreatment on digestibility and dewaterability of organic sludges;Haug;J. Water Poll. Control Fed.,1978
4. Thermal pretreatment of sludges—a field demonstration;Haug;J. Water Poll. Control Fed.,1983
5. Highly efficient anaerobic digestion with thermal pretreatment;Hiraoka;Water Sci. Technol.,1984