6Goncalves 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
7Narasiah 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
8Okuno 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
9Rogalla 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
10Sammut F,Rogalla F,Goncalves R F,et al.1994.Practical experiences with removing nitrogen and phosphorus on aerated biofilters[ M ].Heran N J,Lowe P,Stentiford E I.Nutrient Removal from Wastewaters.Switzerland Basel:Technomic Publ Co Inc,335-345