G. Sakar and  F. Ç. Bolat,  The Free Vibration Analysis of Honeycomb Sandwich Beam Using 3D and Continuum Model.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 102(6). 1077 - 1081
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10001828.