@inproceedings{SIGIR-2013-AktolgaA,
	author        = "Elif Aktolga and James Allan",
	booktitle     = "{Proceedings of the 36th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2484028.2484060",
	isbn          = "978-1-4503-2034-4",
	pages         = "593--602",
	publisher     = "{ACM}",
	title         = "{Sentiment diversification with different biases}",
	year          = 2013,
}