1. 1) P.Kofstad:Nonstoichiometry Diffusion and Electrical Conductivity in Binary MetalOxides, John (Wiley & Sons, Inc.New York, 1972), pp. 127-346.
2. 2) G.V.Samsonov and S.V.Drozdova: Sulfide, Metallurgiya, (МЕТАЛЛУРГИЯ, Moscow, 1972), pp.4-48.
3. 3) K.Nagata and K.S.Goto:Met.Trans., 5(1974), 899-903.
4. 4) W.L.Worrell, V.B.Tare and F.J.Bruni:High Temperature Technology, Proceedings of the Third International Shmposum, held in Asilomar, Califoenia;International Union of Pure and Applied Chemistre, (Butterworths, London, 1967), pp.503-509.
5. Thermodynamic Study of Oxygen in Liquid Copper