@inproceedings{JCDL-2005-ZhuangWG,
	author        = "Ziming Zhuang and Rohit Wagle and C. Lee Giles",
	booktitle     = "{Proceedings of the Fifth Joint Conference on Digital Libraries}",
	doi           = "10.1145/1065385.1065455",
	isbn          = "1-58113-876-8",
	pages         = "301--310",
	publisher     = "{ACM}",
	title         = "{What’s there and what’s not?: focused crawling for missing documents in digital libraries}",
	year          = 2005,
}