Xavier Le Bourdon Paul Couderc Michel Banâtre Spontaneous Hotspots: Sharing Context-Dependant Resources Using Bluetooth. 42 2006 conf/icas/2006 ICAS http://doi.ieeecomputersociety.org/10.1109/ICAS.2006.56 db/conf/icas/icas2006.html#BourdonCB06