@inproceedings{CIKM-2013-WangYLZH,
	author        = "Chi Wang and Xiao Yu and Yanen Li and Chengxiang Zhai and Jiawei Han",
	booktitle     = "{Proceedings of the 22nd ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2505515.2505585",
	isbn          = "978-1-4503-2263-8",
	pages         = "249--258",
	publisher     = "{ACM}",
	title         = "{Content coverage maximization on word networks for hierarchical topic summarization}",
	year          = 2013,
}