Saurambaeva, L. I., and D. Kh. Sembaev. 2003. “Catalytic Properties of V–Ti–O Catalysts in the Oxidation and Ammoxidation of O-Xylene, Acenaphthene and β-Picoline”. Eurasian Chemico-Technological Journal 5 (4):267-70. https://doi.org/10.18321/ectj323.