@inproceedings{ICEIS-v3-2004-CheungHY,
	author        = "Venus L. S. Cheung and Lucas Chi Kwong Hui and Siu-Ming Yiu",
	booktitle     = "{Proceedings of the Sixth International Conference on Enterprise Information Systems, Volume 3}",
	pages         = "73--84",
	title         = "{The Delegation Problem and Practical PKI-Based Solutions}",
	year          = 2004,
}