@inproceedings{RecSys-2008-HadzicO,
	author        = "Tarik Hadzic and Barry O'Sullivan",
	booktitle     = "{Proceedings of the Second Conference on Recommender Systems}",
	doi           = "10.1145/1454008.1454028",
	isbn          = "978-1-60558-093-7",
	pages         = "115--122",
	publisher     = "{ACM}",
	title         = "{Critique graphs for catalogue navigation}",
	year          = 2008,
}