WASET
    Ali Raad Hassan and  G. Thanigaiyarasu and  V. Ramamurti,  Effects of Natural Frequency and Rotational Speed on Dynamic Stress in Spur Gear.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2008, vol. 24(12). 1310 - 1318
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/3435.