@inproceedings{SIGIR-1986-Fuhr,
	author        = "Norbert Fuhr",
	booktitle     = "{Proceedings of the Ninth International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1986/P249.pdf",
	doi           = "10.1145/253168.253221",
	isbn          = "0-89791-187-3",
	pages         = "249--257",
	publisher     = "{ACM}",
	title         = "{Two Models of Retrieval with Probabilistic Indexing}",
	year          = 1986,
}