Gregor Schiele Marcus Handte Christian Becker Experiences in Designing an Energy-Aware Middleware for Pervasive Computing. 504-508 2008 PerCom http://doi.ieeecomputersociety.org/10.1109/PERCOM.2008.92 conf/percom/2008 db/conf/percom/percom2008.html#SchieleHB08