Csaba Kelemen, László Szirmay-Kalos. A Microfacet Based Coupled Specular-Matte BRDF Model with Importance Sampling. In Jonathan C. Roberts, editor, 22nd Annual Conference of the European Association for Computer Graphics, Eurographics 2001 - Short Presentations, Manchester, UK, September 3-7, 2001. Eurographics Association, 2001. [doi]
Abstract is missing.