@ARTICLE {6237,
author={M.  Ferreira and P. M. d´Orey},
doi={10.1109/TITS.2011.2169791},
journal={IEEE Transactions on Intelligent Transportation Systems},
title={On the Impact of Virtual Traffic Lights on Carbon Emissions Mitigation},
year={2012},
month={March},
volume={13},
number={1},
pages={284-295},
ISSN={1524-9050}
}