@inproceedings{ICRE-1996-KoestersPS,
	author        = "Georg Kösters and Bernd-Uwe Pagel and Hans-Werner Six",
	booktitle     = "{Proceedings of the Second International Conference on Requirements Engineering}",
	doi           = "10.1109/ICRE.1996.491453",
	isbn          = "0-8186-7252-8",
	pages         = "245--254",
	publisher     = "{IEEE Computer Society}",
	title         = "{GeoOOA: Object-Oriented Analysis for Geographic Information Systems}",
	year          = 1996,
}