1. Nelson, S. O. Review of factors influencing the dielectric properties of cereal grains. Cer. Chem. 58(6): 487–492, 1981.
2. Nelson, S. O. Observations on the density dependence of the dielectric properties of particulate materials. J. Microwave Power, 18(2): 143–152, 1983.
3. Kent, M. Complex permittivity of fish meal: a general discussion of temperature, density and moisture dependence. J. Microwave Power, 12(4): 341–345, 1977.
4. Kraszewski, A. Prediction of the dielectric properties of two-phase mixtures. J. Microwave Power, 12(3): 215–222, 1977.
5. Landau, L. D. and E. M. Lifshitz. Electrodynamics of Continuous Media, Vol. 8, Course of Theoretical Physics, Transl. from Russian by J. B. Sykes and J. S. Bell, Pergamon Press, Oxford, England, pp. 45–47, 1960.