1. Adamec, J., 1992. Land-Use Classification Study. First draft. Internal Working Paper. FAO, Rome.
2. Anderson, J.R., Hardy, E.E., Roach, J.T., Witmer, R.E., 1976. A land use and land cover classification system for use with remote sensor data. US Geological Survey Professional Paper 964. USGS, Washington, DC.
3. CEC, 1995. CORINE—Guide Technique. Commission of the European Communities, Brussels.
4. Danserau, P., 1961. Essai de représentation cartographique des éléments structuraux de la végétation. In: Gaussen, H. (Ed.), Méthodes de la cartographie de la végétation, Proceedings of the 97th International Colloquium, Centre National de la Recherche Scientifique, Toulouse, 1960.
5. A new concept for a land cover classification system;Di Gregorio;The Land,1998