1. J.C. Henry, An investigation of the injection upsetting of six steels, NEL Report 494, Department of Industry, UK, 1971.
2. Study of the injection upsetting of metals;Parsons;J. Mech. Eng. Sci.,1973
3. H. Kudo, K. Shinozaki, Investigation into multiaxial extrusion process to form branched parts, in: Proceedings of the International Conference on Production Engineering, Part I, Tokyo, 1974, pp. 314–319.
4. Variation of the transverse impact extrusion process;Osen;Wire,1985
5. Possibilities and limitations of cold extrusion processes combined with radial extrusion;Osen;Adv. Technol. Plasticity,1986