Computer Graphics Forum 1994 / CGF 13 - 2
Lafortune, Eric P.; Willems, Yves D.
A Theoretical Framework for Physically Based Rendering
Lewis, Robert R.
Making Shaders More Physically Plausible
Schlick, Christophe
A Survey of Shading and Reflectance Models
Simiakakis, G.; Day, A. M.
Five-dimensional Adaptive Subdivision for Ray Tracing
Schröder, Peter; Gortler, Steven J.; Cohen, Michael F.; Hanrahan, Pat
Wavelet Projections for Radiosity
Gotsman, Craig
Constant-Time Filtering by Singular Value Decomposition?