7Mohammadzadeh J S S,Khoshfetrat A B,Kaynejad M A.Pilot scale system for removal of phenol in phenolic wastewater of olefin plant. Process Safety and Environmental Protection . 2004
8Hirata A,Noguchi M,Takeuchiand N,et al.Kinetics of biological treatment of phenolic wastewater in three-phase fluidized bed containing biofilm and suspended sludge. Water Science and Technology . 1998
9Mohamed K,Asma Z,Rachxl B.2</sub>&sid=Journal of Photo Chemistry and Photobiology A:Chemistry&aufirst=Mohamed K');
 ">Photo catalytic degradability of substituted phenols over UV irradiated TiO<sub>2</sub>. Journal of Photo Chemistry and Photobiology A:Chemistry . 2003
10Fan Chenzi,,Lu Anhuai,Li Yan,et al.Pretreatment of actual high-strength phenolic wastewater by manganese oxide method. Chemical Engineering . 2010
