@inproceedings{VLDB-1978-HuberL,
	author        = "Rainer Hüber and Peter C. Lockemann",
	booktitle     = "{Proceedings of the Fourth International Conference on Very Large Data Bases}",
	cdrom         = "VLDB78/P420.PDF",
	pages         = "420--426",
	publisher     = "{IEEE Computer Society}",
	title         = "{Information Protection by Method Base Systems}",
	year          = 1978,
}