David Schedl, Michael WimmerORCID iD
Simulating partial occlusion in post-processing depth-of-field methods
In GPU Pro 4: Advanced Rendering Techniques, pages 187-200, March 2013 [Paper]

David Schedl, Michael WimmerORCID iD
A layered depth-of-field method for solving partial occlusion
Journal of WSCG, 20(3):239-246, June 2012. [paper]

David Schedl
Depth-of-field in computer renderings