Kameswari Chebrolu Bhaskaran Raman Nilesh Mishra Phani Kumar Valiveti Raj Kumar Brimon: a sensor network system for railway bridge monitoring. 2-14 2008 MobiSys http://doi.acm.org/10.1145/1378600.1378603 conf/mobisys/2008 db/conf/mobisys/mobisys2008.html#ChebroluRMVK08