M-31
Citation:
M-31. K. Manabe, H. Koyama, S. Yoshihara, and T. Yagami, “Development of a combination punch speed and blank-holder fuzzy control system for the deep-drawing process,” Journal of Materials Processing Technology, Volumes 125–126, 9 September 2002, Pages 440-445, doi.org/10.1016/S0924-0136(02)003631.