1. Aggelakis, A., Vourvaxi, K., Diavatis, I., Efmorfopoulou, A., Kartsonas, N., Mamais, D., Bosdogianni, A., Stamou, A., 2005. Alternative Management Methods of Wastewater Treatment Plants Byproducts. Technical Chamber of Greece, Athens 2005.
2. Case study involving fluidised bed incinerator sludge ash as a partial clay substitute in brick manufacture;Anderson;Water Science and Technology,1996
3. Potential utilization of sewage sludge;Aziz;Water Science and Technology,1990
4. A design model of sewage sludge incineration plants with energy recovery;Bartolo;Water Science and Technology,1997
5. Co-combustion of coal and sewage sludge: chemical and ecotoxicological properties of ashes;Barbosa;Journal of Hazardous Materials,2009