1. Patterson C. C. Natural levels of lead in humans. Carolina Environmental Essay Series III. The Institute for Environmental Studies University of North Carolina at Chapel Hill 1982.
2. Skeletal Concentrations of Lead in Ancient Peruvians
3. Ericson J. E. Pandolfi L. and Patterson C. C. Pyrotechnology of copper extraction: methods of detection and implications. In: Early Pyrotechnology (S. Wertime and T. Wertime Eds.) Smithsonian Institute Press Washington DC 1982.
4. Archaeological Toxicology