1. S. Kalpakjian, S.R. Schmid, Manufacturing Processes for Engineering Materials, 5th edn. (Addison-Wesley, Reading, 2008)
2. S. Kalpakjian, S.R. Schmid, Manufacturing Engineering and Technology, 6th edn. (Prentice-Hall, Upper Saddle River, 2010)
3. K. Laue, H. Stenger, Extrusion (American Society for Metals, Metals Park, 1981)
4. S. Malkin, Grinding Technology (SME, Dearborn, 1989)
5. P.K. Saha, Extrusion Fundamentals (in press)