@Incollection{Schlick_1994_7360, author = {Schlick, C.}, address = {Boston}, booktitle = {Graphics Gems IV}, editor = {Heckbert, P. S.}, pages = {422-430}, publisher = {Academic Press Professional}, title = {A fast alternative to phong's specular model}, year = {1994}, title_with_no_special_chars = {A Fast Alternative to Phongs Specular Model} }