Saeid Eshghi and  Neeraj Saxena and  Abdulmajeed Alsultan,  Evaluating Emission Reduction Due to a Proposed Light Rail Service: A Micro-Level Analysis.   journal   = {International Journal of Transport and Vehicle Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2019, vol. 146(2). 159 - 163
    [viewed 22 November 2019]. Available from: https://publications.waset.org/pdf/10010097.