1. Anstis, G. R., and Cockayne, D. J. H. (1979), Acta Cryst. A35, 511.
2. An excellent analysis of theoretical approaches to the description of dynamical diffraction by crystals with defects.
3. Boersch, H. (1947), Z. Naturforsch. 2a, 615.
4. Early work of this often-neglected scientist who contributed many important ideas to the subject of electron microscopy; includes discussion of the possibility of observing individual atoms.
5. Born, M., and Wolf, E. (1975), “Principles of Optics,” 5th ed., Pergamon Press, London.