@inproceedings{SIGMOD-2002-KaushikBNK,
	author        = "Raghav Kaushik and Philip Bohannon and Jeffrey F. Naughton and Henry F. Korth",
	booktitle     = "{Proceedings of the 20th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/564691.564707",
	isbn          = "1-58113-497-5",
	pages         = "133--144",
	publisher     = "{ACM}",
	title         = "{Covering indexes for branching path queries}",
	year          = 2002,
}