Graphics Deep Dive: Cascaded Voxel Cone Tracing in the Tomorrow Children
http://www.gamasutra.com/view/news/286023/Graphics_Deep_Dive_Cascaded_voxel_cone_tracing_in_The_Tomorrow_Children.php [www.gamasutra.com]
2016-11-28 20:24
More detail in the annotated slides.
http://fumufumu.q-games.com/archives/TheTechnologyOfTomorrowsChildrenFinal.pdf