1. Determination of absorbed dose in a patient irradiated by beams of X or gamma rays in radiotherapy procedures;International Commission on Radiation Units and Measurements,1976
2. Standardization of Iridium-192 gamma-ray sources in terms of exposure;Loftus;J. Res. NBS.,1980
3. Calibration of 112Ir high-dose-rate afterloading systems;Goetsch;Med. Phys.,1991
4. Calibration intercomparison of an Ir-192 source used for high dose rate afterloading;Ezzell;Activity, The Selectron User's Newsletter,1989