Enabling level-of-detail matching for exterior scene synthesis. - Randy K. Scoggins; Robert J. Moorhead; Raghu Machiraju (IEEE Visualization, 2000)

Approximate Shading for the Re-Illumination of Synthetic Images. - Randy K. Scoggins; Raghu Machiraju; Robert J. Moorhead (IEEE Visualization, 2001)

Shading for Fourier Volume Rendering. - Alireza Entezari; Randy K. Scoggins; Torsten Möller; Raghu Machiraju (VolVis, 2002)