1. From Mountain Peaks to Alligator Stomachs: A Review of Lithic Sources in the Trans-Mississippi South, the Southern Plains, and Adjacent Southwest, Memoir #4;Banks,1990
2. CP475 Applications of Accelerators in Research and Industry;Jin,1999
3. R.L. Heath US AEC Report Scintillation Spectrosopy Gamma-Ray Spectrum, second ed., Vol. 2, ANCR-1000-2 IDO 16880-2, 1997 (unpublished) sheet 92-ORE-1(1), Available from: .
4. R.L. Heath, US AEC Report Gamma-Ray Spectrum Catalogue Ge(Li) and Si(Li) Spectrosopy, third ed., Vol. 2, ANCR-1000-2 IDO 4500, 1999 (unpublished) sheet 92-ORE-1(1), Available from: .