K. Schmidt, D. Anicic, and R. Stühmer. SBPM2008: 3rd international Workshop on Semantic Business Process Management in conjunction with the 5th European Semantic Web Conference (ESWC'08), CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073), (June 2008)
D. Luckham, and R. Schulte. Online Resource. http://complexevents.com/2008/08/31/event-processing-glossary-version-11/, (July 2008)Last visited: October 2009..