1. F. P. Gortsema, R. J. Pellet, A. R. Springer, J. A. Rabo, G. N. Long in De waxing Catalysts and Processes Employing Nonzeolitic Molecular Sieves (Union Carbide Corp., USA), US Patent 24 758 609 770, 1986, p. 66.
2. M. J. G. Janssen, W. J. Mortier, C. W. M. Van Oorschot, M. Makkee in Process for Catalytic Conversion of Olefins (Exxon Chemical Patents, Inc., USA), EP 10 539 118 851, 1991, p. 23.
3. G. J. Gajda in Isomerization of Butenes over Nonzeolitic Molecular Sieve Catalysts (UOP, Inc., USA) US Patent 6 701 395 132 484, 1992, p. 10, Cont.-in-part of US Ser. No. 442, 879, abandoned.
4. R. J. Pellet, P. K. Coughlin, M. T. Staniulis, G. N. Long, J. A. Rabo, Catalytic Cracking Process Using Silicoaluminophosphate Molecular Sieves (Union Carbide, Corp., USA), EP 111 868 300 500, 1989, p. 35.
5. R. J. Pellet, P. K. Coughlin, A. R. Springer, R. T. Gajek in Microporous Crystalline Composite Molecular Sieve Composition Catalysts and Processes for Making Them (Union Carbide Corp., USA), EP 108 952 293 937, 1988, p. 87.