@inbook{17ecf7f4c82043a8a0ca888a822e44b4,
title = "Topographic information systems as a basis for maps: user requirements",
keywords = "Sociale Geografie(SGEO), Other geographical specialities, Geografie (GEOG), Consumer Economics: Theory, Other historical specialities, Geowetenschappen en aanverwante (milieu)wetenschappen",
author = "F.J. Ormeling",
year = "2003",
language = "Undefined/Unknown",
publisher = "GISPS",
pages = "10--14&20",
editor = "{van der Steen}, S. and F.J. Ormeling",
booktitle = "Proceedings of the seminar on processing spatial data for user-oriented topographic production",
}