1A. M. Luscombe,D. J. Toncich. A geometrical approach to computer-aided process planning for computer-controlled machine tools[J] 1996,The International Journal of Advanced Manufacturing Technology(2):83~90
2Dimitris Kiritsis. A review of knowledge-based expert systems for process planning. Methods and problems[J] 1995,The International Journal of Advanced Manufacturing Technology(4):240~262