Jedrzej Rybicki Björn Scheuermann Wolfgang Kieß Christian Lochert Pezhman Fallahi Martin Mauve Challenge: peers on wheels - a road to new traffic information systems. 215-221 2007 conf/mobicom/2007 MOBICOM http://doi.acm.org/10.1145/1287853.1287879 db/conf/mobicom/mobicom2007.html#RybickiSKLFM07