@inproceedings {RP-89-13,
	title = {Merging artificial intelligence techniques and Petri nets for real time scheduling and control of production systems},
	year = {1989},
	pages = {307-313},
	publisher = {J.C. Baltzer AG, Scientific Publishing Co.},
	organization = {J.C. Baltzer AG, Scientific Publishing Co.},
	author = {J.L. Villarroel and J. Mart{\'\i}nez and P. Muro and M. Silva and S.F. Smith},
	editor = {R. Huber}
}

