1. C.T. Heycock and F.H. Neville, “The Lowering of the Freezing Point of Na by the Addition of Other Metals,” J. Chem. Soc., 55, 666–676 (1889). (Equi Diagram; Experimental)
2. G. Tammann, “On the Constitution of Alloys,” Z. Phys. Chem., 3(5), 441–449 (1889) in German. (Equi Diagram; Experimental)
3. C.T. Heycock and F.H. Neville, “The Molecular Weights of Metals in Solution,” J. Chem. Soc., 57, 376–393 (1890). (Equi Diagram; Experimental)
4. H. Bailey, “An Alloy of Sn and Na with a Definite Composition,” Chem. News, 65(1676), 18 (1892). (Equi Diagram; Experimental)
5. P. Lebeau, “On the Preparation of Alkaline Arsenides and Optimonides and of Some Alkali Metal Alloys,” C. R. Acad. Sci. (Paris), 130, 502–505 (1900) in French. (Equi Diagram; Experimental)