%0 Journal Article %@ 0309-1325 %A Longley, PA %D 2004 %F discovery:10170835 %I Edward Arnold %J Progress in Human Geography %K Social Sciences, Geography %N 1 %P 108-116 %T Geographical Information Systems: on modelling and representation %U https://discovery.ucl.ac.uk/id/eprint/10170835/ %V 28 %Z This version is the author accepted manuscript. For information on re-use, please refer to the publisher’s terms and conditions.