1- Dimoglo, A., Akbulut, H.Y., Cihan, F., and Kaarpuzcu, M. (2004). “Petrochemical wastewater treatment by means of clean electrochemical technologies.” J. of Clean Technologies and Environmental Policy, 6, 288-295.
2- Shokrollahzadeh, S., Azizmohseni, F., Golmohammad, F., Shokouhi, H., and Khademhaghighat, F. (2008). “Biodegradation potential and bacterial diversity of a petrochemical wastewater treatment plant in Iran.” J. of Bioresource Technology, 99(14), 6127-6133.
3- Castillo, L., El Khorassani, H., Trebuchon, P., and Thomas, O. (1999). “UV treatability test for chemical and petrochemical wastewater.” J. of Water Science and Technology, 39(10), 17-23.
4- Tchobanoglous, G., Burton, F., and Stensel, D. (2003). Wastewater engineering, treatment and reuse, 4th Ed., Mcgraw-Hill, Metcalf and Eddy, New York.
5- Fantroussi, S.E., and Agathos, S.N. (2005). “Is bioaugmentation a feasible strategy for pollutant removal and site remediation?” J. of Current Opinion in Microbiology, 8(3), 268-275.
6- Head, M.A., and Oleszkiewicz, J.A. (2004). “Bioaugmentation for nitrification at cold temperatures.” J. of Water Research, 38(3), 523-530.
7- Belia, E., and Smith, P.G. (1997). “The bioaugmentation of sequencing batch reactor sludges for biological phosphorous removal.” J. of Water Science and Technology, 35(1), 19-26.
8- Martin, R.W., Li, H.B., Mihelcic, J.R., Crittenden, J.C., Lueking, D.R., Hatch, C.R., and Ball, P. (2002). “Optimization of biofiltration for odour control: Model calibration, validation and applications.” J. of Waste Environ. Res., 74, 17-27.
9- Banik, G.C., and Daugue, R.R. (1997). “ASBR treatment of low strength industrial wastewater of psychrophilic temperature.” J. of Water Science and Technology, 36, 334-337.
10- Hansen, E., Zadura, L., Frankowski, S., and Wachowicz, M. (1999). “Upgrading of an activated sludge plant with floating biofilm carriers at Frantscach Swiecie S.A. to meet the new demands of year 2000.” J. of Water Science and Technology, 40(11-12), 207-214.
11- Gebara, F. (1999). “Activated sludge biofilm wastewater treatment system.” J. of Water Research, 33(1), 230-238.
12- Mc Dennis, N., and John, B. (2003). “Biofiltration as an odour abatement strategy. ” J. of Biochem. Eng., 5, 231-242.
13- Saravanane, R., Murthy, D.V.S., and Krishnaiah, K. (2001). “Bioaugmentation and treatment of cephalexin drug-based pharmaceutical effluent in an upflow anaerobic fluidized bed system.” J. of Bioresource Technology, 76(3), 279-281.
14- Rappet, S., and Muller, R. (2005). “Microbial degradation of selected odorous substances.” J. of Waste Manage., 25(9), 940-954.
15- Fang , M., Jing-bo, G., Li-jun, Zh., Chein-chi, Ch., and Di, C.(2009). “Application of bioaugmentation to improve the activated sludge system into the contact oxidation system treating petrochemical wastewater.” J. of Bioresource Technology, 100(2), 597-602.
16- APHA. (1998). Standard methods for the examination of water and wastewater, 20th Ed., American Pub., Health Association/American Water Works Association, USA.
17- Guimarães, C., Porto, P., Oliveira, R., and Mota, M. (2005). “Continuous decolourization of a sugar refinery wastewater in a modified rotating biological contactor with phanerochaet'e chrysosporium immobilized on polyurethane foam disks.” J. of Process Biochemistry, 40(2), 535-540.
18- Manohar, S., Kim C.K., and Karegoudar, T.B. (2001). “Enhanced degradation of naphthalene by immobilization of Pseudomonas sp. Strain NGK1 in polyurethane foam.” J. of Appl. Microbiol. Biotechnol. 55(3), 311-31.