WASET
    E. Jomehzadeh and  A.R. Saidi,  The Small Scale Effect on Nonlinear Vibration of Single Layer Graphene Sheets.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2011, vol. 54(6). 994 - 998
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/13486.