1. Grafov, B.M. and Ukshe, E.A., Elektrokhimicheskie tsepi peremennogo toka (Electrochemical Alternating- Current Circuits), Moscow Nauka, 1973.
2. Ukshe, E.A. and Bukun, N.G., Tverdye elektrolity (Solid Electrolytes), Moscow Nauka, 1977.
3. Boukamp, B.A., Solid State Ionics, 2004, vol. 169, p. 65.
4. Schichlein, H., Muller, A.C., Voigts, M., Krugel, A., and Ivers-Tiffee, E., J. Appl. Electrochem., 2002, vol. 32, p. 875.
5. Macdonald, J.R. and Brachman, M.K., Rev. Mod. Phys., 1956, vol. 28, p. 393.