@inproceedings{JCDL-2007-LiCZL,
	author        = "Xin Li and Hsinchun Chen and Zhu Zhang and Jiexun Li",
	booktitle     = "{Proceedings of the Seventh Joint Conference on Digital Libraries}",
	doi           = "10.1145/1255175.1255262",
	isbn          = "978-1-59593-644-8",
	pages         = "419--427",
	publisher     = "{ACM}",
	title         = "{Automatic patent classification using citation network information: an experimental study in nanotechnology}",
	year          = 2007,
}