@inproceedings{SOSP-1979-BishopS,
	author        = "Matt Bishop and Lawrence Snyder",
	booktitle     = "{Proceedings of the Seventh Symposium on Operating System Principles}",
	doi           = "10.1145/800215.806569",
	isbn          = "0-89791-009-5",
	pages         = "45--54",
	publisher     = "{ACM}",
	title         = "{The Transfer of Information and Authority in a Protection System}",
	year          = 1979,
}