9WANG D S, ZHOU A P, YUAN Y L Study of a CNC grinding machining method using an isometric polygon profile [J]. Journal of Materials Processing Technology, 2002, 129: 237-240.
10CITARELLA R, GERBINO S. BE analysis of shaft hub coupling-s with polygonal profiles [J].Journal of Materials Processing Technology , 2001,109 : 30 - 37.