1. 1) 坂井英次: 高純度ゲルマニウム検出器, Isotope News, No. 340, 10月号, 8-12 (1982)
2. 2) Baertsch, R. D. and Hall, R. N.: IEEE Trans. Nucl. Sc., NS-17 (3) , 235 (1970)
3. 3) Llacer, J.: Planar and coaxial high purity germanium radiation detectors, Nucl. Instr. Meth., 98, 259 (1972)
4. 4) Knoll, G. F.: “Radiation Detection and Measurement”, 2nd ed., John Wiley & Sons, Inc., New York
5. 5) Sangsingkeow, P.: Recent developments in HPGe material and detectors for gamma-ray spectroscopy, EG&G ORTEC Technical Report, ORTEC Home Page