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- [3] RADIOACTIVITY ASSAY USING GAMMA-RAY SPECTROMETRY TRANSACTIONS OF THE AMERICAN NUCLEAR SOCIETY, 1973, 16 (JUN): : 67 - 67
- [5] LIMITS OF MEASUREMENT IN GAMMA-RAY SPECTROMETRY STUDII SI CERCETARI DE FIZICA, 1973, 25 (05): : 583 - 594
- [6] CALIBRATION OF MILLICURIE GAMMA SOURCES USING GAMMA-RAY SPECTROMETRY HEALTH PHYSICS, 1974, 27 (06): : 553 - 556