1. Selective ammoxidation of propane involving homogeneous and heterogeneous steps over multicomponent metal oxide catalysts
2. L.C. Glaeser, J.F. Brazdil and M.A. Toft, US Patent 5 079 207 (1992).
3. M.J. Seely, MS. Friedrich and D.D. Suresh, US Patent 4 978 764 (1990).
4. P. Bartek and A.T. Guttmann, US Patent 4 797 381 (1989).
5. O.D. Suresh, J.F. Brazdil and L.C. Glaeser, US Patent 4 760 159 (1988).