1. Shioyama, T. K., Alcohol Dehydration Employing a Zinc Aluminate Catalyst. US Patent 4.260.845, 1981.
2. Mol. Catal. A;Le Pelier;Chemical,1997
3. Studies in Surface Science and Catalysis, vol. 31;Szymansky,1987
4. Cobb, L. R., Preparation of Polymethylbenzenes. US Patent 4.568.784, 1985.
5. Appl. Catal. A;Roesky;General,1999