Khaled Alnefaie,  Lateral and Longitudinal Vibration of a Rotating Flexible Beam Coupled with Torsional Vibration of a Flexible Shaft.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2013, vol. 77(5). 884 - 891
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/2575.