1. Benson, R., Thomas, G. and Washburn, J. 1962.Direct Observation of Imperfections in Crystals, 357New York: Interscience.
2. On the Nature of Dislocation Etch Pits in Tungsten
3. The stress dependence of dislocation velocity, and its relation to the strain rate sensitivity
4. Cottrell, A. H. 1963.Relation between Structure and Strength of Metals and Alloys, 456London: H. M. Stationery Office.