1. Attix, F.H., 1986. Introduction to Radiological Physics and Radiation Dosimetry, Wiley, New York, pp. 299–300 (Chapter 12).
2. Anomalous saturation characteristics of a parallel plate ionization chamber. Bull;Katoh;Electrotech. Lab.,1983
3. Effects of the electric field on ionisation in two different types of ionisation chambers. Radiat;Takata;Prot. Dosim.,1995
4. Takata, N., Takeda, N., Yin, Z., 1997. Calculation of diffusion loss of ions in cavity ionization chambers. KEK Proceedings 97-8, pp. 201–209.