1. Ir. B. FURTH, Metoalinstitunt TNO Automated Process Planning, GT and/or AI 22-23 January 1985 1st CIRP Working Seminar on computer aided process planning.
2. R. A. WYSK, T. C. CHANG, I. HAM Pennsylvania State University Automated Process Planning Systems - Au Overview of Ten Years of Activities 22-23 January 1985 1st CIRP Working Seminar
3. Survey of computer - Aided Process Planning Systems;WEILL;Annals of CIRP,1982
4. Prof. Dr Ing Dipl Wirt Ing W. EVERSHEIN; Did. Ing. J. SCHULZ - CIRP Technical Reports Survey of Computer Aided Process Planning Systems Annals of the CIRP Vol. 34/2/1985.
5. Integrating CAD and CAM through automated process planning;CHANG;INT. J. PROD. RES,1984