1. J.A. Rabo,Zeolite Chemistry and Catalysis, ACS Monograph, Vol. 171 (1976).
2. P.A. Jacobs,Zeolites 1 (1981) 161.
3. H.G. Karge and H.K. Beyer, in:Zeolite Chemistiy and Catalysis, eds. P.A. Jacobs, N.I. Jaeger, L. Kubelkov� and B. Wicterlov� (Elsevier, Amsterdam, 1991) p. 43.
4. M. Iwamoto, H. Furukawa and S. Kagawa, in:New Developments in Zeolite Science and Technology, eds. Y. Murakami, A. Iijima and J.W. Ward (Elsevier, Amsterdam, 1986) p. 943.
5. T. Inui, S. Kojo, M. Shibata, T. Yoshida and S. Iwamoto, in:Zeolite Chemistry and Catalysis, eds. P.A. Jacobs, N.I. Jaeger, L. Kubelkov� and B. Wicterlov� (Elsevier, Amsterdam, 1991) p. 335.