Published Coke oven wastewater treatment by two activated sludge systems by Papadimitriou C., Dabou X., Samaras P. and Sakellaropoulos G.P. paper_3_Papadimitriou_346.pdf
Published Ammonia and Phosphorous removal in municipal wastewater treatment plant with extended aeration. by Sotirakou E., Kladitis G., Diamantis N., Grigoropoulou H. Sotirakou.pdf