@booklet {319,
	title = {Concurrent Generalized Petri Nets},
	journal = {Computations with Markov Chains},
	year = {1995},
	month = {18 January},
	pages = {359{\textendash}382},
	publisher = {Kluwer Academic Publishers},
	address = {Amsterdam},
	author = {V.CATANIA and A.PULIAFITO and Marco Scarpa and L.VITA}
}
