J. Cecrdle,  Influence of Propeller Blade Lift Distribution on Whirl Flutter Stability Characteristics.   journal   = {International Journal of Aerospace and Mechanical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2014, vol. 88(4). 727 - 733
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/9997998.