@inproceedings {When2007,
	author = {J. Mirkovic and A. Hussain and B. Wilson and S. Fahmy and W. Yao and P. Reiher and S. Schwab and R. Thomas},
	title = {{When Is Service Really Denied? A User-Centric DoS Metric}},
	booktitle = {Proceedings of the ACM International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS)},
	year = {2007},
}