@inproceedings{SIGIR-1983-Rijsbergen,
	author        = "C. J. van Rijsbergen",
	booktitle     = "{Proceedings of the Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1983/P101.pdf",
	doi           = "10.1145/511793.511807",
	isbn          = "0-89791-107-5",
	pages         = "101--104",
	publisher     = "{ACM}",
	title         = "{A Discrimination Gain Hypothesis}",
	year          = 1983,
}