@inproceedings{VLDB-1992-Muralikrishna,
	author        = "M. Muralikrishna",
	booktitle     = "{Proceedings of the 18th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/1992/P091.PDF",
	isbn          = "1-55860-151-1",
	pages         = "91--102",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Improved Unnesting Algorithms for Join Aggregate SQL Queries}",
	year          = 1992,
}