1. Warm forging: new forming sequence for the manufacturing of long flat pieces, Production Engineering, Research and Development;Behrens,2008
2. E. Doege, Mehrfachwirkende Stempelwerkzeuge (DO 190/119-3), (2004) report German Research Foundation (DFG).
3. Flashless and precision forging of connecting rods from P/M aluminum alloys;Siegert;Journal of Materials Processing Technology,1994
4. Y. Zhang, S. Jian, Y. Zha, D. Shan, Isothermal precision forging of complex –shape rotating disk of aluminum alloy based on processing map and digitized technology, Materials Science & Engineering A., (2013) pp. 294–304.
5. M. Stonis, M. Luecke, R. Nickel, Forging of Long Flat Pieces of Aluminium with a Precise Mass Distribution Operation, TMS Annual Meeting and Exhibition: Aluminum Alloys: Fabrication, Characterization and Applications, 9th - 13th March 2008, New Orleans, USA, pp. 61-66.