Christopher M. Vigorito Deepak Ganesan Andrew G. Barto Adaptive Control of Duty Cycling in Energy-Harvesting Wireless Sensor Networks. 21-30 2007 SECON http://dx.doi.org/10.1109/SAHCN.2007.4292814 conf/secon/2007 db/conf/secon/secon2007.html#VigoritoGB07