@inproceedings{RecSys-2009-Zhang,
	author        = "Mi Zhang",
	booktitle     = "{Proceedings of the Third Conference on Recommender Systems}",
	doi           = "10.1145/1639714.1639798",
	isbn          = "978-1-60558-435-5",
	pages         = "397--400",
	publisher     = "{ACM}",
	title         = "{Enhancing diversity in Top-N recommendation}",
	year          = 2009,
}