1. C. Hugot, “Action of Sodium-Ammonia and Potassium-Ammonia on Tellurium and Sulfur,”Compt. Rend., 129, 388–390 (1899) in French. (Equi Diagram; Experimental)
2. G. Pellini and E. Quercigh, “The Tellurides of Sodium,”Atti Accad. Naz. Lincei, Ottawa, (5) 19(2), 350–356 (1910) in Italian. (Equi Diagram; Experimental)
3. E. Zintl, A. Harder and B. Dauth, “Lattice Structure of the Oxides, Sulfides, Selenides, and Tellurides of Li, Na, and K,”Z. Elektrochem., 40, 588–593 (1934) in German. (Crys Structure; Experimental)
4. W. Klemm, H. Sodomann and P. Langmesser, “Contribution to the Knowledge of the Alkali Metal Chalcogenides,”Z. Anorg. Chem., 241, 281–304 (1939) in German. (Crys Structure; Experimental)
5. P.T. Cunningham, S.A. Johnson, and E.J. Cavins, “Phase Equilibria in Lithium-Chalcogen Systems,”J. Electrochem. Soc., 120, 328–330 (1973).