@INPROCEEDINGS{cgUCL-MSQ99,
 	AUTHOR={Massias, Henri and Serret, Xavier and Quisquater, Jean-Jacques},
	TITLE={{Timestamps: Main issues on their use and implementation}},
	BOOKTITLE={Proceedings of IEEE 8th International Workshops on Enabling Technologies: Infrastructure for Collabo},
	PAGES={178-183},
	NOTE={ISBN 0-7695-036},
	MONTH={1},
	YEAR={1999},
}