Published Central Composite Design in a Refinery’s Wastewater Treatment by Air Flotation by F. Rigas, P. Panteleos, C. Laoudis rigas_0.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