1. Metal Forming: Processes and Analysis;Avitzur,1968
2. Proc. 5th Int. M.T.D.R. Conf.;Baraya,1964
3. Plastic compression of rectangular blocks between two parallel platens;Kanacri,1972
4. A general method of analysis for metal working processes;Hill;J. Mech. Phys. Solids,1963
5. Forging of polygonal discs