@inproceedings{
HajHad:13-022,
author={M. Hajiahmadi and J. Haddad and B. {D}e Schutter and N.
Geroliminis},
title={Optimal Hybrid Macroscopic Traffic Control for Urban Regions: {Perimeter}
and Switching Signal Plans Controllers},
booktitle={Proceedings of the 2013 European Control Conference},
address={Z\"urich, Switzerland},
pages={3500--3505},
month=jul,
year={2013}
}