1. Edge structure and the representation of picture;Campbell,1969
2. The fast Fourier transform algorithm and its applications;Cooley James;IBM Research Report RC-1743,1967
3. Optical transfer function of the focal spot of X-ray tubes;Doi Kunio,1965
4. Introduction to Mathematical Statistics;Hogg,1965
5. MIT Summer Workshop Notes, Image processing, basic techniques and applications,1968