@inproceedings{VLDB-1984-Zhu,
	author        = "Yun-zhou Zhu",
	booktitle     = "{Proceedings of the 10th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/1984/P218.PDF",
	isbn          = "0-934613-16-8",
	pages         = "218--221",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Line Graph of Gamma-Acyclic Database Schems and its Recognition Algorithm}",
	year          = 1984,
}