WASET
    Martin Kendra and  Tomas Skrucany and  Jozef Gnap and  Jan Ponicky,  Energy Consumption and GHG Production in Railway and Road Passenger Regional Transport.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2015, vol. 107(11). 3854 - 3857
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10002884.