Sabeel Ansari Lata Narayanan Jaroslav Opatrny A Generalization of the Face Routing. 213-224 2005 conf/mobiquitous/2005 MobiQuitous http://doi.ieeecomputersociety.org/10.1109/MOBIQUITOUS.2005.3 db/conf/mobiquitous/mobiquitous2005.html#AnsariNO05