Real Shading in Unreal Engine 4 - UE4 공식 쉐이더 문헌
An Overview of BRDF Models - 다양한 BRDF 모델들에 대한 대략적인 구현 방법 설명
Physically Based Shading at DreamWorks Animation
2014 Moving Frostbite to Physically Based Rendering 3.0
Physically Based Shading at Disney(번역)
An Inexpensive BRDF Model for Physically-Based Rendering - Schlick 1994
A Realistic Lighting Model for Computer Animators - Strauss 1990
An Anisotrophic Phong BRDF Model - Michael Ashikhmin
Microfacet Models for Refraction Through Rough Surfaces
Microfacet Models for Refraction Through Rough Surfaces(번역)
Production Friendly Microfacet Sheen BRDF - 천 재질
Practical Multilayered Materials in Call of Duty: Infinite Warfare - 콜옵