@inproceedings{VLDB-1978-Nicolas,
	author        = "Jean-Marie Nicolas",
	booktitle     = "{Proceedings of the Fourth International Conference on Very Large Data Bases}",
	cdrom         = "VLDB78/P360.PDF",
	pages         = "360--367",
	publisher     = "{IEEE Computer Society}",
	title         = "{Mutual Dependencies and Some Results on Undecomposable Relations}",
	year          = 1978,
}