@article {CPSM-RMUCM-93,
	title = {Boundedness on Stochastic Petri Nets},
	journal = {Revista Matematica de la Universidad Complutense de Madrid},
	volume = {6},
	year = {1993},
	pages = {123-136},
	author = {J. Campos and B.F. Plo and M. Miguel}
}

