@booklet {300,
	title = {Petri nets with k simultaneously enabled generally distributed timedtransitions},
	journal = {PERFORMANCE EVALUATION},
	volume = {32},
	year = {1998},
	author = {A.PULIAFITO and Marco Scarpa and K.S.TRIVEDI}
}
@booklet {317,
	title = {Time domain analysis of Markov regenerative processes},
	journal = {8th European Simulation Symposium},
	year = {1996},
	month = {26},
	pages = {187{\textendash}191},
	author = {A.BOBBIO and A.PULIAFITO and Marco Scarpa and M.TELEK}
}
@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}
}
