1. Freeman B. The STEP manufacturing suite. In: White paper presented on ISO TC184/SC4 meeting. 2001
2. STEP-NC — the end of G-codes;Albert;Mod Mach Shop,2000
3. Hardwick M. Justifying the STEP-NC savings. In: Proceedings of fourth MDICM IRB meeting. 2001
4. The ultimate step;Leyrich;Am Mach,2001
5. Feature recognition — the missing link to automated CAM;Albert;Mod Mach Shop,2001