Conference on the Conservation of Wetlands of International Importance especially as Waterfowl Habitat, Cagliari, Italy, 24-29 November 1980 1980
The Ramsar convention on the conservation of wetlands : a legal analysis of the adoption and implementation of the convention in Denmark 1989 Koester, Veit |
Directory of wetlands of international importance : sites designated for the List of Wetlands of International Importance 1990
Directory of wetlands of international importance : sites designated under the Convention on Wetlands of International Importance especially as Waterfowl Habitat 1987
Convention on Wetlands of International Importance Especially as Waterfowl Habitat : Extraordinary Conference of the Contracting Parties, Paris, France, 2-3 December 1982 1982
Proceedings of the second conference of the parties to the Convention on Wetlands of International Importance especially as Waterfowl Habitat, Groningen, Netherlands, 7 to 12 May 1984 1984
