1. Bryson B (1997) Heat treatment, selection and application of tool steels. Hanser Gardner, Ohio
2. Kalpakjian S, Schmind RS (2004) Manufacturing engineering and technology. Pearson Education Inc., Singapore
3. Boyes WE (1989) Handbook of jig and fixture design. SME, Michigan
4. Wang M-JJ, Chang TC (1995) Tool steel materials selection under fuzzy environment. Fuzzy Sets Syst 72:263–270
5. Chen SM (1997) A new method for tool steel materials selection under fuzzy environment. Fuzzy Sets Syst 97:265–274