1. Eclipse Modeling Framework,
http://www.eclipse.org/modeling/emf/
2. Model checking contest @ petri nets home page,
http://mcc.lip6.fr/
3. Spin model checker home page,
http://spinroot.com/
4. Uppaal home page,
http://www.uppaal.org
5. Lecture Notes in Computer Science;J. Barnat,2013