Saeed Asiri and  Hassan Hedia and  Wael Eissa,  Vibration Attenuation Using Functionally Graded Material.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2013, vol. 78(6). 1111 - 1120
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/2441.