1. K.C. Taylor, in:Catalysis - Science and Technology, Vol. 5, eds. J.R. Anderson and M. Boudart (Springer, Berlin, 1984) p. 120.
2. H.C. Yao, H.S. Gandhi and M. Shelef, in:Metal-Additive Effects in Catalysis, ed. B. Imelik (Elsevier, Amsterdam, 1982) p. 158.
3. J.E. de Vries, H.C. Yao, R.J. Baird and H.S. Gandhi, J. Catal. 84 (1983) 8.
4. J.-G. Kim, J.Z. Shyu and J.R. Regalbuto, J. Catal. 139 (1993) 153.
5. I. Halasz, A. Brenner and M. Shelef, Appl. Catal. B 2 (1993) 131.