WASET
    Tawiwat V. and  Narongkorn D. and  Auttapoom L.,  A Study of the Change of Damping Coefficient Regarding Minimum Displacement.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2009, vol. 36(12). 1560 - 1564
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/13970.