WASET
    M. Behbahani-Nejad and  Y. Shekari,  Reduced Order Modeling of Natural Gas Transient Flow in Pipelines.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2008, vol. 19(7). 868 - 872
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/11519.