Eric Van RanstLuc VanmechelenRobert Groenemans
Hoofdstuk in een boek
in
Land Information Systems : Developments for Planning the Sustainable Use of Land Resources. HJ. Heineke, W. Eckelmann, A.J. Thomasson, R.J.A. Jones, L. Monta nearella & B. Buckley (Eds.). European Soil Bureau Research Report N° 4, EUR 17729 EN, Office for Official Publications of the European Communities, Luxembourg : 51-67
1998