Zakumbaeva, G.D., B.T. Tuktin, A.D. Gazizova, and A.I. Lyashenko. “The Iron-Containing Catalysts in the Petrochemical Processes”. Eurasian Chemico-Technological Journal 4, no. 4 (October 20, 2002): 253–257. Accessed May 16, 2024. https://ect-journal.kz/index.php/ectj/article/view/348.