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 Application of sludge, organic solid wastes and yard trimmings in aerobic compost piles by Chazirakis P., Giannis A., Gidarakos E., Wang J.-Y. and Stegmann R. 405-411_793_Giannis_13-4.pdf