WASET
    A. Oonsivilai and  A. Suthummapiwat and  P.Songsiritthigul,  Investigation on Adjustable Mirror Bender Using Light Beam Size.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2010, vol. 38(2). 128 - 132
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/14161.