@inproceedings{CIKM-2005-Yeh,
	author        = "Jyh-haw Yeh",
	booktitle     = "{Proceedings of the 14th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1099554.1099629",
	isbn          = "1-59593-140-6",
	pages         = "285--286",
	publisher     = "{ACM}",
	title         = "{An RSA-based time-bound hierarchical key assignment scheme for electronic article subscription}",
	year          = 2005,
}