WASET
    Malik I. Al-Amayreh and  Mohammad I. Kilani and  Ahmed S. Al-Salaymeh,  Numerical Study of a Butterfly Valve for Vibration Analysis and Reduction.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2014, vol. 96(12). 1970 - 1974
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/9999876.