@inproceedings{SIGIR-2015-PetriM,
	author        = "Matthias Petri and Alistair Moffat",
	booktitle     = "{Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2766462.2767769",
	isbn          = "978-1-4503-3621-5",
	pages         = "931--934",
	publisher     = "{ACM}",
	title         = "{On the Cost of Phrase-Based Ranking}",
	year          = 2015,
}