4Okuno M. Phosphorus removal by the anaerobic oxic activated sludge process with addition of coagulants and centrifugal thickening. J Wat Waste, 1990, 32 (7):32-41.
2Hao X D,Nieuwstad Th J.Feasibility of denitfification in air-loop reactors.Environmental Technology,1994,15(2):155-163
3Rothe E,Corilel P.Optimizing design,operation and energyconsumption of biological aerated filters(BAF)for nitrogenremoval of municipal wastewater.Wa Sci Tech,2004,50(6):131-139
4Farabegoli G,Carucei A,Gandolfo G et a1.Experimental studyon carbon removal in biological aerated filters.Wat Sci Teeh,2003,48(11-12):235-242
7Goncalves R F,Nogueira F N,Le Grand L,et al.1994.Nitrogen and biological phosphorus removal in submerged biofilter[ J ].Wat Sci Tech,30(11):1-12
8Narasiah K S,Morasse C,Lemay J.1991.Nutrient removal from aerated lagoons using alum and ferric chloride-a case study[ J].Wat Sci Tech,23 (7-9):1563-1572
9Okuno M.1990.Phosphorus removal by the anaerobic oxic activated sludge process with addition of coagulants and centrifugal thickening[J].JWat Waste,32(7):32-41
10Rogalla F,Payaudeau M,Bacquet G,et al.1990.Nitrification and phosphorus precipitation with biological aerated filters[ J ].J Wat Pollut Cont Fed,62(2):169-176
