'A'
Triple image encryption scheme in fractional Fourier transform domains
Author(s): Liu ZJ (Liu, Zhengjun)1, Dai JM (Dai, Jingmin)1, Sun XG (Sun, Xiaogang)1, Liu ST (Liu, Shutian)2  
Source: OPTICS COMMUNICATIONS    Volume: 282    Issue: 4    Pages: 518-522    Published: FEB 15 2009  
Addresses:
1. Harbin Inst Technol, Dept Automat Measurement & Control Engn, Harbin 150001, Peoples R China
2. Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China

'B'
Optical implementation of iterative fractional Fourier transform algorithm
Author(s): Hahn J (Hahn, Joonku), Kim H (Kim, Hwi), Lee B (Lee, Byoungho)  
Source: OPTICS EXPRESS    Volume: 14    Issue: 23    Pages: 11103-11112    Published: NOV 13 2006