Y. Okude and  S. Sakaki and  S. Yoshihara and  B. J. MacDonald,  High Precision Draw Bending of Asymmetric Channel Section with Restriction Dies and Axial Tension.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2011, vol. 59(11). 2530 - 2535
    [viewed 18 April 2021]. Available from: https://publications.waset.org/pdf/5142.