WASET
    R .Lassoued and  M. Guenfoud,  Accurate Calculation of Free Frequencies of Beams and Rectangular Plates.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2007, vol. 10(10). 584 - 589
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/12015.