EGIS '91. Proceedings of the second European conference on geographical information systems, Brussels, Belgium, April 1991.

Harts, JOttens, HFLScholten, HJeds2025-03-122025-03-121991https://rivm.openrepository.com/handle/10029/633042EGIS '91. Proceedings of the second European conference on geographical information systems, Brussels, Belgium, April 1991.ArticleUtrecht: EGIS Foundation, 1991.2025-03-12