Interactive Indirect Illumination Using Voxel Cone Tracing
Computer Graphics Forum (2011) - Comments
doi: 10.1111/j.1467-8659.2011.02063.x  issn: 0167-7055  issn: 1467-8659 

Cyril Crassin, Fabrice Neyret, Miguel Sainz, Simon Green, Elmar Eisemann