I. Abuiziah and  A. Oulhaj and  K. Sebari and  D. Ouazar and  A. A. Saber,  Study on Status and Development of Hydraulic System Protection: Pump Combined With Air Chamber.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2013, vol. 83(11). 889 - 893
    [viewed 25 January 2022]. Available from: https://publications.waset.org/pdf/9997282.