8KIEPIKOV V V, BODROV A N. Precise Shaping of Splined Shafts in Automobile Manufacturing[J]. Russian Engineer- ing Research ,2003,23(12) :37---40.
9PATER Z,GONTARZ W,WEROISKI W. New Method of Thread Rolling[ J]. Journal of Materials Processing Tech- nology, 2004,153/154 : 722--728.
10KINOSHITA Y, HIGUCHI M, UMEBAYASHI Y. Rolling Die and Method for Forming Thread or Worm and Spline Having Small Number of Teeth by Rolling Simultaneous- ly:US ,7392680 [ P ]. 2008-01-01.