D. Gessenharter, and M. Rauscher. Modelling Foundations and Applications: 7th European Conference, ECMFA 2011, Birmingham, UK, June 6--9, 2011, Proceedings, 6698, Springer, Berlin, (2011)
E. Lee. Proceedings of the 11th IEEE International Symposium on Object Oriented Real-Time Distributed Computing (ISORC '08), Orlando, FL, USA, page 363-369. (2008)