Physically Correct Direct Lighting for Distribution Ray Tracing
Authors: 

In book: 

Edited by David Kirk Academic Press, 1992 ISBN 0124096727 

Pages: 
307–313 
Citation: 
Changyaw Wang. “Physically Correct Direct Lighting for Distribution Ray Tracing”. In Graphics Gems III, Academic Press, 1992, pp. 307–313. 
BibTeX entry: 
@incollection{ref,
author = {Changyaw Wang}, title = {Physically Correct Direct Lighting for Distribution Ray Tracing}, booktitle = {Graphics Gems III}, editor = {David Kirk}, publisher = {Academic Press}, year = {1992}, pages = {307313} } 
