Abdulrahman Abdulrahman,  General Formula for Water Surface Profile over Side Weir in the Combined, Trapezoidal and Exponential, Channels.   journal   = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2017, vol. 127(7). 586 - 592
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10007335.