1. J. Haggin, Chem. Eng. News. 72 (1994) 13 and 29.
2. T. Inui, M. Anpo, K. Izui, S. Yanagida, T. Yamaguchi (Eds.), in: Proceedings of the Advances in Chemical Conversation for Mitigating Carbon Dioxide Conference, Kioto, Studies in Surface Science and Catalysis, vol. 114, Elsevier, Amsterdam, 1998.
3. J.B. Hansen, in: G. Ertl, H. Knözinger, J. Weitkamp (Eds.), Handbook of Heterogenous Catalysis, vol. 4, VCH-Wiley, New York, 1977, p. 1856.
4. R.J. Farrauto, C.H. Bartholomew, Fundamentals of Industrial Catalytic Processes, Blackie, London, 1997, p. 370.
5. Methanol reforming for fuel-cell applications: development of zirconia-containing Cu–Zn–Al catalysts