1. R. M. Schaffert, Electrophotography (Wiley, New York, 1975).
2. D. L. Morel, A. K. Ghosh, T. Feng, E. L. Stogryn, P. E. Purwin, R. F. Shaw, and C. Fishman, Appl. Phys. Lett. 32, 495 (1978).APPLAB0003-6951
3. V. Y. Merritt and H. J. Hovel, Appl. Phys. Lett. 29, 414 (1976).APPLAB0003-6951
4. L. Onsager, Phys. Rev. 54, 554 (1938).PHRVAO0031-899X
5. P. J. Melz, J. Chem. Phys. 57, 1694 (1972).JCPSA60021-9606