@inproceedings{SAC-2003-TraoreK,
	author        = "Issa Traoré and Suraiya Khan",
	booktitle     = "{Proceedings of the 18th Symposium on Applied Computing}",
	pages         = "331--337",
	publisher     = "{ACM}",
	title         = "{A Protection Scheme for Collaborative Environments}",
	year          = 2003,
}