VENCESLAS, Biri; DIDIER, Argués a SYLVAIN, Michelin. Real time rendering of atmospheric scattering and volumetric shadows. Václav Skala - UNION Agency, 2006. Dostupné také z: http://wscg.zcu.cz/wscg2007/Papers_2007/journal/!WSCG2007_Journal_Final.zip.