1. Some techniques for shading machine renderings for solids;Appel,1968
2. Cost prediction for ray shooting;Aronov,2002
3. Approximating minimum weight triangulations in three dimensions;Aronov;Discrete Comput. Geom.,1999
4. A survey of ray tracing acceleration techniques;Arvo,1989
5. Radio Propagation for Modern Wireless Systems;Bertoni,2000