@inproceedings{19888e509c2e11db8ed6000ea68e967b,
title = "Requirements and Research Issues in Geographic Data Modeling",
author = "Anders Friis-Christensen and N. Tryfona and Jensen, {Christian S{\o}ndergaard}",
year = "2001",
language = "English",
pages = "2--8",
booktitle = "Proceedings of the Ninth ACM International Symposium on Advances in Geographic Information Systems, Atlanta, GA, USA, November 9-10, 2001",
note = "Requirements and Research Issues in Geographic Data Modeling ; Conference date: 19-05-2010",
}