Determination of inert Chemical Oxygen Demand (COD) fractions of Cumhuriyet University wastewater by Ciner F. and Sarioglou Cebeci M.
Coke oven wastewater treatment by two activated sludge systems by Papadimitriou C., Dabou X., Samaras P. and Sakellaropoulos G.P.
An experimental and mathematical simulation of biological processes in a sewerage system by Gavalakis Ε., Mamais D., Marinos C. and Andreadakis A.