@inproceedings{SIGIR-1989-Fuhr,
	author        = "Norbert Fuhr",
	booktitle     = "{Proceedings of the 12th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1988/P069.pdf",
	doi           = "10.1145/75334.75343",
	isbn          = "0-89791-321-3",
	pages         = "69--76",
	publisher     = "{ACM}",
	title         = "{Optimum Polynomial Retrieval Functions}",
	year          = 1989,
}