M. Mousa K, K. Kouba S. Study on Vanadium Recovery from Spent Catalyst Used in the Manufacture of Sulfuric Acid. IJCPE [Internet]. 2010 Jun. 30 [cited 2024 May 15];11(2):49-54. Available from: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/377