2012, Part of book or chapter of book (Derrick, J.; Latella, D. (ed.), Integrated Formal Methods : 9th International Conference, IFM 2012, Pisa, Italy, June, 18-21,2012 Proceedings, pp. 174-190)
2009, Article in monograph or in proceedings (Cofer, D.; Fantechi, A. (ed.), Formal Methods for Industrial Critical Systems : 13th International Workshop, FMICS 2008, L’Aquila, Italy, September 15-16, 2008, Revised Selected Papers, pp. 85-102)
2008, Article in monograph or in proceedings (Merino, P.; Leue, S. (ed.), Formal Methods for Industrial Critical Systems : 12th International Workshop, FMICS 2007, Berlin, Germany, July 1-2, 2007, Revised Selected Papers, pp. 115-132)