Shyh-Kwei Chen Jun-Jang Jeng Henry Chang Complex Event Processing using Simple Rule-based Event Correlation Engines for Business Performance Management. 3 2006 conf/wecwis/2006 CEC/EEE http://doi.ieeecomputersociety.org/10.1109/CEC-EEE.2006.25 db/conf/wecwis/cec2006.html#ChenJC06