1. J. Haber, in: G. Ertl, H. Knözinger, J. Weitkamp (Eds.), Handbook of Heterogeneous Catalysis, Wiley, New York, 1997, p. 2253 and references therein.
2. K. Weissermel, H.-J. Arpe, Industrielle Organische Chemie, VCH, Weinheim, 1994, p. 415.
3. K. Weissermel, H.-J. Arpe, Industrielle Organische Chemie, VCH, Weinheim, 1994, p. 381, 426.
4. F. Brühne, E. Wright, Ullmann, Electronic Release (benzaldehyde entry), 6th Edition, 1998.
5. Some fundamental and practical aspects of the ammoxidation of alkylbenzenes