@book{RTR3, author = {Tomas Akenine-M\"{o}ller and Eric Haines and Naty Hoffman}, title = {Real-Time Rendering 3rd Edition}, year = {2008}, pages = {1045}, isbn = {987-1-56881-424-7}, publisher = {A. K. Peters, Ltd.}, address = {Natick, MA, USA}, }