1. Electron Microscopy of Thin Crystals;Hirsch,1965
2. Optical Principles of the Diffraction of X-rays;James,1958
3. Electron Diffraction;Pinsker,1953
4. The Theory of Atomic Collisions;Mott,1949
5. H. Raether, in Handbuch der Physik (S. Flügge, ed.), Springer, Berlin Vol. 32, p. 443.