@inproceedings{VLDB-1979-Hardgrave,
	author        = "W. Terry Hardgrave",
	booktitle     = "{Proceedings of the Fifth International Conference on Very Large Data Bases}",
	cdrom         = "VLDB79/P373.PDF",
	pages         = "373--397",
	publisher     = "{IEEE Computer Society}",
	title         = "{Ambiguity in Processing Boolean Queries on TDMS Tree Structures: A Study of Four Different Philosophies}",
	year          = 1979,
}