@inproceedings{SIGIR-2015-Alonso,
	author        = "Omar Alonso",
	booktitle     = "{Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2766462.2776778",
	isbn          = "978-1-4503-3621-5",
	pages         = "1089--1092",
	publisher     = "{ACM}",
	title         = "{Practical Lessons for Gathering Quality Labels at Scale}",
	year          = 2015,
}