@inproceedings{CIKM-2012-ChenLTH,
	author        = "Ruey-Cheng Chen and Chia-Jung Lee and Chiung-Min Tsai and Jieh Hsiang",
	booktitle     = "{Proceedings of the 21st ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2396761.2398673",
	isbn          = "978-1-4503-1156-4",
	pages         = "2487--2490",
	publisher     = "{ACM}",
	title         = "{Information preservation in static index pruning}",
	year          = 2012,
}