1. C.A. Winkler: J. Prakt. Chem, 1864, vol. 91, pp. 193–208 (in German). (Equilibrium Diagram; Experimental)
2. R. Kremann and R. Müller: The Electromotive Force, Electrolysis and Polarization, Verlag, Berlin, 1931, vol. 1 (2), (in German). (Equilibrium Diagram; Experimental)
3. L.F. Epstein; cited by L.R. Kelman, W.D. Wilkinson and F.L. Yagee, “Resistance of Materials to Attack by Liquid Metals”, U.S. Atom. Ener. Comm. Rep. ANL-4417, 1950 (Equilibrium Diagram; Experimental)
4. J.F. Strachan and N.L. Harris: J. Inst. Met., 1956–57, vol. 85, pp. 17–24. (Equilibrium Diagram; Experimental)
5. F.A. Trumbore, Bell Syst. Techn. J., 1960, vol. 39, pp. 205–33. (Equilibrium Diagram; Review)