The full story
https://www.fxguide.com/fxfeatured/the-art-of-deep-compositing/
Deep Compositing in VFX
https://www.diva-portal.org/smash/get/diva2:1325032/FULLTEXT01.pdf
Weta
https://www.wetafx.co.nz/research-and-tech/technology/deep-compositing/
Camera Space Deep Volumetric Shadows at Weta
https://jo.dreggn.org/home/2012_camera_space.pdf
Deep Volumes on Blade Runner 2049
https://www.foundry.com/insights/film-tv/blade-runner-2049-compositing
Intro to Deep Compositing
Deep Compositing Webinar