Vincenzo Ciancia Gian Luigi Ferrari Marco Pistore Emilio Tuosto History Dependent Automata for Service Compatibility. 625-641 2008 Concurrency, Graphs and Models http://dx.doi.org/10.1007/978-3-540-68679-8_39 conf/birthday/2008montanari db/conf/birthday/montanari2008.html#CianciaFPT08