@article{
FreNun:14-015,
author={J.R.D. Frejo and A. N{\'{u}}{\~{n}}ez and B. {D}e Schutter and E.F.
Camacho},
title={Hybrid Model Predictive Control for Freeway Traffic Using Discrete Speed
Limit Signals},
journal={Transportation Research Part C},
volume={46},
pages={309--325},
month=sep,
year={2014},
doi={
10.1016/j.trc.2014.06.005}
}