1. and Proceedings of the Third International Symposium on Anaerobic Digestion (Boston, 1983), pp. 71-89.
2. and Proceedings of the International Symposium on Anaerobic Digestion (Boston 1983), pp. 139-158.
3. APHA, Standard Methods for the Examination of Water and Waste Water Including Bottom Sediments and Sludges, 14th ed. (American Public Health Association, New York, 1975).
4. Stability and performance of anaerobic fixed film reactors during hydraulic overloading at 10–35°C