Al-Hemiri A, Nejmaldin G, Mohammed W. Vapor Phase Oxidation of Benzoic Acid to Phenol using Nickel-Iron Oxides Catalysts. ijcpe [Internet]. 30Dec.2002 [cited 30Nov.2019];3(4):13-8. Available from: http://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/646