Yanmin Zhu Sye Loong Keoh Morris Sloman Emil Lupu Naranker Dulay Nat Pryce An Efficient Policy System for Body Sensor Networks. 383-390 2008 ICPADS http://dx.doi.org/10.1109/ICPADS.2008.52 conf/icpads/2008 db/conf/icpads/icpads2008.html#ZhuKSLDP08