Image Synthesis(Stanford cs348b)
Lecture 6: Ray Tracing Basics
Physically Based Rendering, Chapters 1-3. (Sections 2.9 and 3.7 are optional.)

Additional Resources:
An Introduction to Ray Tracing, Andrew Glassner, ed., Academic Press 1990.
Realistic Ray Tracing, Shirley and Morley, AK Peters 2003.
Essential Ray Tracing Algorithms, Eric Haines, In Glassner, An Introduction to Ray Tracing, pp. 33-78.
A Survey of Ray-Surface Intersection Algorithms, Pat Hanrahan, In Glassner, An Introduction to Ray Tracing, pp. 79-120.
Fast, minimum storage ray-triangle intersection, Möller and Trumbore, jgt 1997.
Physically Based Rendering, Chapter 4.

Interactive Rendering with Coherent Ray Tracing, Wald et al., Eurographics 2001.
Large Ray Packets for Real-time Whitted Ray Tracing, Overbeck et al., Proc. IEEE Symposium in Interactive Ray Tracing, 2008.
Getting Rid of Packets-Efficient SIMD Single-Ray Traversal using Multi-Branching BVHs, Wald et al., Proc. IEEE Symposium on Interactive Ray Tracing, 2008.
Physically Based Rendering., Chapters 5 and 12.

Introduction to Radiometry and Photometry, McCluney, Artech House, 1994.
Physically Based Rendering, Sections 7.1, 7.2, 7.3, 7.7, and 7.8
Stochastic Sampling in Computer Graphics, Robert Cook, ACM Transactions on Graphics, 1986.
Reconstruction Filters for Computer Graphics, Mitchell and Netravali, SIGGRAPH 1988.

Antialiasing Through Stochastic Sampling, Dippe and Wold, SIGGRAPH 1985.
Physically Based Rendering., Chapters 13 and 14 (can skip Section 13.4).
Introduction to Monte Carlo Integration, Eric Veach, CS448 Lecture 6 Notes, 1997.
Sampling Random Variables, Eric Veach, CS448 Lecture 7 Notes, 1997.
Variance Reduction I, Eric Veach, CS448 Lecture 8 Notes, 1997.
Variance Reduction II, Eric Veach, CS448 Lecture 9 Notes, 1997.
Physically Based Rendering, Section 7.4

Lecture 13: Surface Reflection I
Physically Based Rendering., Sections 8.1, 8.2, 8.3, and 8.5.

Lecture 14: Surface Reflection II
Physically Based Rendering., Sections 8.4, 8.6, and Chapter 9.

Light Scattering from Human Hair Fibers, Marschner et al., SIGGRAPH 2003.
Lecture 15: Direct Illumination
Physically Based Rendering., Sections 14.6, 15.1.
Optimally Combining Sampling Techniques for Monte Carlo Rendering, Eric Veach and Leonidas Guibas.

Distributed Ray Tracing, Robert Cook et al.
Lecture 16: Guest Lecturer: Marcos Fajardo
Physically Based Rendering., Sections 15.2 and 15.3
Physically Based Rendering., Section 15.6
Stochastic Progressive Photon Mapping, Toshiya Hachisuka and Henrik Wann Jensen.

Physically Based Rendering., Chapter 11, Section 14.7, and Chapter 16.

An Empirical BSSRDF Model, Craig Donner et al.