@inproceedings {IPJiJuReSi04,
	title = {Relaxed Continuous Views of Discrete Event Systems: considerations in Forrester Diagrams and Petri Nets},
	year = {2004},
	pages = {4897-4904},
	author = {E. Jimenez and J. Julvez and L. Recalde and M. Silva}
}

