1. Cannon , T.M. Trussel , H.J. 1980 Applications of digital image restoration to photographic evidence Proceedings of the 1980 Carnahan Conference on Crime Countermeasures 103 107
2. FBI Academy 1986 Proceedings of the International Symposium on the Forensic Applications of digital Image Processing, June 16-20 1986, Quantico
3. Image processing system for enhancement and deblurring of photographs;Lehar;SPIE, Opt. Eng.
4. www.spie.org 2008
5. www.aafs.org 2008