1. Glide in metal single crystals
2. Barrett , C.S. 1943.Structure of Metals, 174–174. New York: M'Graw Hill. 1949,Cold Working of Metals(Cleveland : A.S.M.) pp. 78et seq.
3. �ber die Dehnung von Cadmiumkristallen
4. Dislocation Theory of Yielding and Strain Ageing of Iron