Hua Zhang, Changqian Zhu, Qiang Zhao, Hao Shen. Perspective Correct Normal Vectors for Phong Shading. In 2005 International Conference on Computer Graphics, Imaging and Visualization (CGIV 2005), 26-29 July 2005, Beijing, China. pages 245-250, IEEE Computer Society, 2005. [doi]
Abstract is missing.