1. The radiance and phase-space representations of the cross-spectral density operator
2. Significance of Electromagnetic Potentials in the Quantum Theory
3. Modern Diffraction and Imaging Techniques in Material Science,1970
4. Electron Microscopy at Molecular Dimensions. State of the art and strategies for the future,1980
5. Elektronenmikroskopie in der Festkörperphysik,1982