P. Haasen.International Conference on Strength of Metals and Alloys (5th : 1976 : Aachen):Strength of metals and alloys.V.1,Plasticity & crystal structure friction and wear.Pergamon,1979.
International Conference on Strength of Metals and Alloys (5th : 1976 : Aachen):Strength of metals and alloys.V.1,Plasticity & crystal structure friction and wear