Zeolites : facts, figures, future : proceedings of the 8th International Zeolite Conference, Amsterdam, The Netherlands, July 10-14, 1989. Part B pp.1141-, 1989. Amsterdam. Elsevier
Chemistry of microporous crystals : proceedings of the International Symposium on Chemistry of Microporous Crystals, Tokyo, June 26-29, 1990. pp.43-, 1991. Tokyo. Elsevier
Zeolites and related microporous materials : state of the art 1994 : proceedings of the 10th International Zeolite Conference, Garmisch-Partenkirchen, Germany, July 17-22, 1994. C pp.1883-, 1994. Amsterdam. Elsevier
Kumar, R. ; Raj, A. ; Kumar, S. B. ; Ratnasamy, P.
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Zeolites and related microporous materials : state of the art 1994 : proceedings of the 10th International Zeolite Conference, Garmisch-Partenkirchen, Germany, July 17-22, 1994. A pp.109-, 1994. Amsterdam. Elsevier
Zeolites : a refined tool for designing catalytic sites : proceedings of the International Zeolite Symposium, Québec, Canada, October, 15-20, 1995. pp.367-, 1995. Amsterdam. Elsevier