1. “The Theory and Practice of Scintillation Counting.”;Birks,1964
2. “Applied Gamma-Ray Spectroscopy.”;Crouthamel,1960
3. Gamma-ray backscattering;Hine;Nucleonics,1954
4. The effect of the non-proportional response of NaI(Tl) crystals to electrons upon the resolution for γ-rays;Iredale;Nucl. Instr. Methods,1961