Teemu Vanninen Hannu Tuomivaara Juha Huovinen A demonstration of frequency hopping ad hoc and sensor network synchronization method on warp boards. 107-108 2008 WINTECH http://doi.acm.org/10.1145/1410077.1410103 conf/mobicom/2008wintech db/conf/mobicom/wintech2008.html#VanninenTH08