@inproceedings{SIGMOD-1984-Chan,
	author        = "Edward P. F. Chan",
	booktitle     = "{Proceedings of the 14th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD84/P149.PDF",
	doi           = "10.1145/602259.602280",
	pages         = "149--163",
	publisher     = "{ACM Press}",
	title         = "{Optimal Computation of Total Projections with Unions of Simple Chase Join Expressions}",
	year          = 1984,
}