1. K. Wefers, C. Misra, Oxide and Hydroxide of Aluminum, Alcoa Technical Paper No. 19, 1987.
2. Industrial Alumina Chemicals, American Chemical Society monograph 184;Misra,1986
3. The Handbook of Heterogeneous Catalysis;Ertl,1997
4. Nitric Oxide Catalysis in Automotive Exhaust Systems