Qualitative geocoding of persistent web pages.

Albert Angel Chara Lontou Dieter Pfoser Alexandros Efentakis Qualitative geocoding of persistent web pages. 20 2008 GIS http://doi.acm.org/10.1145/1463434.1463460 conf/gis/2008 db/conf/gis/gis2008.html#AngelLPE08