@article {258,
	title = {Properties and Performance Bounds for Timed Marked Graphs},
	journal = {IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications},
	volume = {39},
	year = {1992},
	month = {05/1992},
	pages = {386-401},
	issn = {1057-7122},
	url = {http://webdiis.unizar.es/CRPetri/papers/jcampos/92_CCCS_CAS.ps.gz},
	author = {J. Campos and G. Chiola and J.M. Colom and M. Silva}
}

