S. Martnez-Mendez, Y. Henrquez, O. Domnguez, L. D’Ornelas and H. Krentzien, “Catalytic Properties of Silica Supported Titanium, Vanadium and Niobium Oxide Nanoparticles towards the Oxidation of Saturated and Unsaturated Hydrocarbons,” Journal of Molecular Catalysis A Chemical, Vol. 252, No. 1-2, 2006, pp. 226 234. doi10.1016/j.molcata.2006.02.041 - References - Scientific Research Publishing