@inproceedings{BSA2010,
	author = {Billeter, Markus and Sintorn, Erik and Assarsson, Ulf},
	title = {Real Time Volumetric Shadows using Polygonal Light Volumes},
	booktitle = {HPG '10: Proceedings of the Conference on High 
		Performance Graphics 2010},
	year = {2010},
	isbn = {978-3-905674-26-2},
	pages = {39--45},
	location = {Saarbrucken, Germany},
}