@inproceedings{SIGMOD-2008-LoKHLCC,
	author        = "Eric Lo and Ben Kao and Wai-Shing Ho and Sau Dan Lee and Chun Kit Chui and David W. Cheung",
	booktitle     = "{Proceedings of the 26th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1376616.1376682",
	isbn          = "978-1-60558-102-6",
	pages         = "649--660",
	publisher     = "{ACM}",
	title         = "{OLAP on sequence data}",
	year          = 2008,
}