1. Abrial, J.-R.: Modeling in Event-B: System and Software Engineering. Cambridge University Press, New York (2010)
2. Abrial, J.-R., Butler, M., Hallerstede, S., Hoang, T.S., Mehta, F., Voisin, L.: Rodin: an open toolset for modelling and reasoning in Event-B. Int. J. Softw. Tools Technol. Transfer 12(6), 447–466 (2010)
3. Abrial, J.-R., Hallerstede, S.: Refinement, decomposition, and instantiation of discrete models: application to Event-B. Fundamenta Informaticae 77(1–2), 1–28 (2007)
4. Baxter, I.D., Yahin, A., Moura, L., Sant’Anna, M., Bier, L.: Clone detection using abstract syntax trees. In: International Conference on Software Maintenance, Maryland, USA, pp. 368–377 (1998)
5. Lecture Notes in Computer Science;M Butler,2013