@article{Roughgarden_2002,
title={How bad is selfish routing?},
volume={49},
ISSN={1557-735X},
url={http://dx.doi.org/10.1145/506147.506153},
DOI={10.1145/506147.506153},
number={2},
journal={Journal of the ACM},
publisher={Association for Computing Machinery (ACM)},
author={Roughgarden,
Tim and Tardos,
Éva},
year={2002},
month=mar,
pages={236–259} }