@inproceedings{SIGIR-2002-AnhM,
	author        = "Vo Ngoc Anh and Alistair Moffat",
	booktitle     = "{Proceedings of the 25th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/564376.564380",
	pages         = "3--10",
	publisher     = "{ACM}",
	title         = "{Impact transformation: effective and efficient web retrieval}",
	year          = 2002,
}