@article{XL:03,
title = {Sustaining Availability of Web Services under Severe Denial of Service Attacks},
journal = {IEEE Transaction on Computers, special issue on Reliable Distributed Systems},
author = {J. Xu and W. Lee},
editor = {A. Bondavalli and S. Upadhyaya},
volume = 52,
number = 2,
pages = {195--208},
month = feb,
year = 2003
}