@inproceedings{SIGIR-2012-SaidJNPAS,
	author        = "Alan Said and Brijnesh J. Jain and Sascha Narr and Till Plumbaum and Sahin Albayrak and Christian Scheel",
	booktitle     = "{Proceedings of the 35th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2348283.2348469",
	isbn          = "978-1-4503-1472-5",
	pages         = "1061--1062",
	publisher     = "{ACM}",
	title         = "{Estimating the magic barrier of recommender systems: a user study}",
	year          = 2012,
}