Nikos Sarris Paulo Villegas Martin Pinkerneil Jochen Spangenberg Jérôme Picault Personal Navigation in the World of News. 2006 SAMT (Posters and Demos) http://ceur-ws.org/Vol-233/p67.pdf conf/samt/2006p db/conf/samt/samt2006p.html#SarrisVPSP06