1.
Perspectives in landscape ecology : contributions to research, planning and management of our environment : proceedings of the international congress organized by the Netherlands S...
2.
Scenario studies for the rural environment; selected and edited proceedings of the symposium Scenario Studies for the Rural Environment, Wageningen, The Netherlands, 12-15 Septembe...
3.
4.
5.
Land evaluation for land - use planning and conservation in sloping areas : international workshop, Enschede, The Netherlands, 17 - 21 December 1984