Sangeeta Bhattacharya Guoliang Xing Chenyang Lu Gruia-Catalin Roman Octav Chipara Brandon Harris Dynamic wake-up and topology maintenance protocols with spatiotemporal guarantees. 28-34 2005 conf/ipsn/2005 IPSN http://dx.doi.org/10.1109/IPSN.2005.1440888 db/conf/ipsn/ipsn2005.html#BhattacharyaXLRCH05