1. The envelope of electron microscopic transfer functions for partially coherent illumination;Frank;Optik,1973
2. Electron microscope transfer functions for partially coherent axial illumination and chromatic defocus spread;Wade;Optik,1977
3. Contrast transfer of crystal imaging in TEM;Ishizuka;Ultramicroscopy,1980
4. Principles of Optics;Born,1999
5. Princiles of Electron Optics;Hawkes,1994