@inproceedings{HT-1991-SamuelsonG,
	author        = "Pamela Samuelson and Robert J. Glushko",
	booktitle     = "{Proceedings of the Third Conference on Hypertext}",
	cdrom         = "HT1991/P039.pdf",
	doi           = "10.1145/122974.122979",
	isbn          = "0-89791-461-9",
	pages         = "39--50",
	publisher     = "{ACM}",
	title         = "{Intellectual Property Rights for Digital Library and Hypertext Publishing Systems: An Analysis of Xanadu}",
	year          = 1991,
}