References
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- Kraak , M-J and Brown , A. , eds. 2001 . Web Cartography , London : Taylor and Francis .
- Scrimgeour , R. 2006 . Conveying geospatial public transport information on the World-wide Web , Department of Geographical and Earth Sciences, University of Glasgow . Unpublished M.Sc. Thesis in Geoinformation Technology and Cartography