@inproceedings{CIKM-2012-KoolenKK,
	author        = "Marijn Koolen and Jaap Kamps and Gabriella Kazai",
	booktitle     = "{Proceedings of the 21st ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2396761.2396788",
	isbn          = "978-1-4503-1156-4",
	pages         = "185--194",
	publisher     = "{ACM}",
	title         = "{Social book search: comparing topical relevance judgements and book suggestions for evaluation}",
	year          = 2012,
}