1. Ardell, A.J., Christie, J.M., Tullis, J.A.: Dislocation substructure in deformed quartz rocks. Crystal Lattice Defects 4, 275?285 (1973)
2. Ardell, A.J., Christie, J.M., McCormick, J.W.: Dislocation images in quartz and determination of Burgers vectors. Phil. Mag. 29, 1399?1411 (1974)
3. Ardell, A.J., Christie, J.M., Kirby, S.H., McCormick, J.W.: In: Developments in Electron Microscopy and Analysis. London: Acad. Press 1976, p. 467
4. Baëta, R.D., Ashbee, K.H.G.: Plastic deformation and fracture of quartz at atmospheric pressure. Phil. Mag. 15, 931?938 (1967)
5. Baëta, R.D., Ashbee, K.H.G.: Slip systems in quartz. Am. Mineral. 54, 1551?1582 (1969)