1. C2E2 Webpage.
http://publish.illinois.edu/c2e2-tool/
2. Computer Assisted Proofs in Dynamic Groups (CAPD).
http://capd.ii.uj.edu.pl/index.php
3. Althoff, M.: An introduction to cora 2015. In: ARCH (2015)
4. Lecture Notes in Computer Science;E Asarin,2002
5. Balluchi, A., Casagrande, A., Collins, P., Ferrari, A., Villa, T., Sangiovanni-Vincentelli, A.L.: Ariadne: a framework for reachability analysis of hybrid automata. In: MTNS. Citeseer (2006)