1. Olefin Polymerization over Synthetic Molecular Sieves
2. Gensheimer, D. E. and Brown, E. C. U.S. Pat. 3 061 654 (20 Oct. 1962)
3. ‘Linde Molecular Sieves’, Tech. Bull. F-1979B Union Carbide Corp., Linde Div., New York
4. Crystalline molecular sieves
5. Molecular Sieves;Breck,1967