@inproceedings{CIKM-2009-HauffHJA,
	author        = "Claudia Hauff and Djoerd Hiemstra and Franciska de Jong and Leif Azzopardi",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646249",
	isbn          = "978-1-60558-512-3",
	pages         = "1859--1862",
	publisher     = "{ACM}",
	title         = "{Relying on topic subsets for system ranking estimation}",
	year          = 2009,
}