Gadeken, L., Marschall, D., Moake, G., Plasek, T., Spallone, J., and Truax, J.A., 2000. New facilities for characterizing and validating logging instrument performance. Trans. SPWLA Annu. Logging Symp., 41:UU1–UU9.
Goldberg, D., Meltser, A., and ODP Leg 191 Scientific Party, 2001. High vertical resolution spectral gamma ray logging: a new tool development and field test results. Trans. SPWLA Annu. Logging Symp., 42:JJ1–JJ13.
Hearst, J.R., Nelson, P.H., and Paillet, F.L., 2000. Well Logging for Physical Properties (2nd ed.): New York (J. Wiley and Son), 159–181.
Kanazawa, T., Sager, W.W., Escutia, C., et al., 2001. Proc. ODP, Init. Repts., 191 [CD-ROM]. Available from: Ocean Drilling Program, Texas A&M University, College Station TX 77845-9547, USA. [HTML version]
Mathis, G.L., Tittle, C.W., Rutledge, D.R., Mayer, R., Jr., and Ferguson, W.E., 1984. A spectral gamma ray (SGR) tool. Trans. SPWLA Annu. Logging Symp., 25:W1–W21.
Pirmez, C., Goldberg, D., and Meltser, A., 1998. A high-resolution, multi-sensor gamma-ray tool. AAPG Bull., 82:10. (Abstract)
Schlumberger, 1994. Log Interpretation Charts: Sugarland, TX (Schlumberger Wireline and Testing), SMP-7006.