Ming Chen Clinton Nolan Xiaorui Wang Sarina Adhikari Fangxing Li Hairong Qi Hierarchical Utilization Control for Real-Time and Resilient Power Grid. 66-75 2009 ECRTS http://doi.ieeecomputersociety.org/10.1109/ECRTS.2009.19 conf/ecrts/2009 db/conf/ecrts/ecrts2009.html#ChenNWALQ09