1. J.A. Schey, Tribology in Metalworking-Friction, Lubrication and Wear, American Society of Metals, Metals Park, Cleveland, OH, USA, 1983.
2. P.A. Atack, M.R. Abbott, Proceedings of the International Symposium on the Plasticity and Resistance to Metal Deformation, Inst. Za Crnu Metalurgiju, Herceg Novi, Yugoslavia, 1986, pp. 334–347.
3. Measurements of friction during the warm rolling of aluminum