Interaction with a color computer graphics system for archaeological sites. - Norman I. Badler; Virginia R. Badler (SIGGRAPH, 1978)

Accurate Soil and Mudbrick BRDF Models for Archaeological Illumination Rendering with Application to Small Finds. - Virginia R. Badler; Joseph T. Kider Jr.; Megan Moore; B. Walter; Norman I. Badler (GCH, 2017)