Luca Mantecchini, Filippo Paganelli
      Airport ground access and urban congestion: a paradox of bi-modal networks
      Contemporary Engineering Sciences, Vol. 9, 2016, no. 30, 1491-1501
      https://doi.org/10.12988/ces.2016.68147

Copyright © 2016 Luca Mantecchini and Filippo Paganelli. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.