Slusallek, P., Heidrich, W., & Seidel, H.-P. (1998). Radiance Maps: An Image-based
Approach to Global Illumination. In S. Crisson, & J. McAndless (Eds.), SIGGRAPH
'98: ACM SIGGRAPH 98 Conference Abstracts and Applications (pp. 264). New York, NY: ACM.