@book{ international1974iaea, title={Radiometric Reporting Methods and Calibration in Uranium Exploration}, series={Technical Reports Series}, number={174}, year={1974}, isbn={92-0-145076-1}, url={http://www.dgdingfa.net/publications/1275/radiometric-reporting-methods-and-calibration-in-uranium-exploration}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }