History 1: http://complexevents.com/wp-content/uploads/2008/02/1-a-short-history-of-cep-part-1.pdf History 2: http://complexevents.com/wp-content/uploads/2008/07/2-final-a-short-history-of-cep-part-2.pdf Terms: http://www.complexevents.com/wp-content/uploads/2011/08/EPTS_Event_Processing_Glossary_v2.pdf