Cosmin Rusu Rami G. Melhem Daniel Mossé Maximizing the System Value while Satisfying Time and Energy Constraints. 246-255 2002 conf/rtss/2002 RTSS http://doi.ieeecomputersociety.org/10.1109/REAL.2002.1181579 db/conf/rtss/rtss2002.html#RusuMM02