1. Arvo J (1993) Transfer functions in global illumination. In: ACM SIGGRAPH ’93 Course Notes – Global Illumination. ACM Press/ACM SIGGRAPH, Chap 1, pp 1–28
2. Bhate N (1993) Application of rapid hierarchical radiosity to participating media. In: Proceedings of ATARV-93: Advanced Techniques in Animation, Rendering, and Visualization, Ankara, Turkey, July 1993, pp 43–53
3. Bhate N, Tokuta A (1992) Photorealistic volume rendering of media with directional scattering. In: Chalmers A, Paddon D, Sillion FX (eds) 3rd Eurographics workshop on rendering, Bristol, UK, May 1992, pp 227–245
4. Biri V, Michelin S, Arquès D (2002) Real-time animation of realistic fog. In: Debevec P, Gibson S (eds) 13th Eurographics workshop on rendering, Pisa, Italy, 2002
5. Blasi P, Le Saec B, Schlick C (1993) A rendering algorithm for discrete volume density objects. Computer Graphics Forum (Eurographics ’93), September 1993, 12(3):C201–C210