@INPROCEEDINGS{cgUCL-HKL03,
 	AUTHOR={Hwang, Yong Ho and Kim, Chong Hee and Lee, Pil Joong},
	TITLE={{An Effcient Revocation Scheme with Minimal Message Length for Stateless Receivers}},
	BOOKTITLE={Information Security and Privacy - ACISP 2003},
	PUBLISHER={Springer-Verlag},
	SERIES={Lecture Notes in Computer Science},
	VOLUME={2727},
	PAGES={377-386},
	MONTH={7},
	YEAR={2003},
}