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An information analysis system for spatial planning in the Netherlands
Scheurwater, J., (1983)
International comparison of regional planning and information systems
Hinloopen, Edwin, (1984)
Dokumentation für Raumordnung, Städtebau, Umwelt- und Landschaftsschutz
Klitzing, Friedrich von,
An inter-regional migration model : a disaggregated approach
Est, Jan van, (1981)
Welvaart en ecologie : implicaties voor de economische politiek
Est, Jan van, (1971)
Disaggregate spatial information systems : the use of geocoding in regional planning
Est, Jan van, (1984)