Venkat Rao Gaurav Singhal Anshul Kumar Real Time Dynamic Voltage Scaling For Embedded Systems. 650-653 2004 conf/vlsid/2004 VLSI Design http://csdl.computer.org/comp/proceedings/vlsid/2004/2072/00/20720650abs.htm db/conf/vlsid/vlsid2004.html#RaoSK04