David Johnson Daniel Montrallo Flickinger Tim Stack Robert Ricci Leigh Stoller Russ Fish Kirk Webb Mark A. Minor Jay Lepreau Robot couriers: precise mobility in a wireless network testbed. 276-277 2005 conf/sensys/2005 SenSys http://doi.acm.org/10.1145/1098918.1098952 db/conf/sensys/sensys2005.html#JohnsonFSRSFWML05