1. B.M. Reddy, in Metal Oxides: Chemistry and Applications (Chap. 8), ed. by J.L.G. Fierro (CRC Press, Florida, 2006)
2. F.K. Towae, in Ullmann’s Encyclopedia of Industrial Catalysis, 5th edn, vol. A20, ed. by B. Elvers, S. Hawkins, G. Schulz (VCH, New York, 1992)
3. C.R. Dias, M.F. Portela, G.C. Bond, Catal. Rev. Sci. Eng. 39, 169 (1997)
4. V. Nikolov, D. Klissurski, A. Anastasov, Catal. Rev. Sci. Eng. 33, 319 (1991)
5. M.S. Wainwright, N.R. Foster, Catal. Rev. Sci. Eng. 19, 211 (1979)