@inproceedings{CIKM-2011-ShanZHYYL,
	author        = "Dongdong Shan and Wayne Xin Zhao and Jing He and Rui Yan and Hongfei Yan and Xiaoming Li",
	booktitle     = "{Proceedings of the 20th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2063576.2063875",
	isbn          = "978-1-4503-0717-8",
	pages         = "2001--2004",
	publisher     = "{ACM}",
	title         = "{Efficient phrase querying with flat position index}",
	year          = 2011,
}