@ARTICLE{Sundstedt07,
 author = {Veronica Sundstedt and Diego Gutierrez and Oscar Anson and Francesco Banterle and Alan Chalmers},
 title = {Perceptual Rendering of Participating Media},
 journal = {ACM Transactions on Applied Perception},
 year = {2007},
 volume = {4},
 number = {4},
 pages = {15:1--15:22},
 }