Classification and Ordination: Symposium on advances in vegetation science, Nijmegen, The Netherlands, May 1979 (Advances in Vegetation Science, 2)
Vegetation dynamics in grasslans, heathlands and mediterranean ligneous formations: Symposium of the Working Groups for Succession research on ... 1980 (Advances in Vegetation Science, 4)
Theory and models in vegetation science Proceedings of Symposium, Uppsala, July 8–13, 1985
Tatsachen und Probleme der Grenzen in der Vegetation
Chorological phenomena in plant communities Proceedings of 26th International Symposium of the International Association for Vegetation Science, held at Prague, 5–8 April 1982
Numerical syntaxonomy (Advances in Vegetation Science, 10)
Progress in theoretical vegetation science (Advances in Vegetation Science, 11)
Netherlands-Wetlands Proceedings of a Symposium held in Arnhem, The Netherlands, December 1989
Plant Species and Plant Communities: Proceedings of the International Symposium held at Nijmegen, November 11–12, 1976 in honour of Professor Dr. ... on the occasion of his sixtieth birthday
Temporal and Spatial Patterns of Vegetation Dynamics