'A' cited 'B'.

'A'
Depth extraction of three-dimensional objects in space by the computational integral imaging reconstruction technique
Author(s): Hwang DC (Hwang, Dong-Choon), Shin DH (Shin, Dong-Hak), Kim SC (Kim, Seung-Cheol), Kim ES (Kim, Eun-Soo)  
Source: APPLIED OPTICS    Volume: 47    Issue: 19    Pages: D128-D135    Published: JUL 1 2008  
Authors' address:
Kwangwoon Univ, Dept Elect Engn, Natl Res Lab 3D Media, 3D Display Res Ctr, Seoul 139701, South Korea

'B'
Depth extraction by use of a rectangular lens array and one-dimensional elemental image modification
Author(s): Park JH, Jung S, Choi H, Kim Y, Lee B  
Source: APPLIED OPTICS    Volume: 43    Issue: 25    Pages: 4882-4895    Published: SEP 1 2004