@inproceedings{SEKE-1994-Kramer,
	author        = "Bernd J. Krämer",
	booktitle     = "{Proceedings of the Sixth International Conference on Software Engineering and Knowledge Engineering}",
	pages         = "493--500",
	publisher     = "{Knowledge Systems Institute}",
	title         = "{Rule-enhanced Petri nets for software process modeling}",
	year          = 1994,
}