WASET
    T. Davitashvili and  G. Gubelidze,  On Leak Localization in the Main Branched and Simple Inclined Gas Pipelines.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 1115 - 1122
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/16348.