Metropolis Light Transport for Participating Media. - Mark Pauly; Thomas Kollig; Alexander Keller 001 (Rendering Techniques, 2000)

Interactive Global Illumination using Fast Ray Tracing. - Ingo Wald; Carsten Benthin; Philipp Slusallek; Thomas Kollig; Alexander Keller 001 (Rendering Techniques, 2002)

Efficient Multidimensional Sampling. - Thomas Kollig; Alexander Keller 001 (Comput. Graph. Forum, 2002)

Efficient Monte Carlo and Quasi-Monte Carlo Rendering Techniques. - Alexander Keller 001; Thomas Kollig; Mateu Sbert; László Szirmay-Kalos (Eurographics (Tutorials), 2003)

Efficient Illumination by High Dynamic Range Images. - Thomas Kollig; Alexander Keller 001 (Rendering Techniques, 2003)

Efficient sampling and robust algorithms for photorealistic image synthesis. - Thomas Kollig (2005)