1. Eclipse Coordination Tools, http://reo.project.cwi.nl/.
2. The B-Book: Assigning Programs to Meanings;Abrial,1996
3. Mutation testing in the refinement calculus;Aichernig;Formal Aspects of Computing,2003
4. Fault-based test case generation for component connectors;Aichernig,2009
5. Mutation testing in UTP;Aichernig;Formal Aspects of Computing,2009