1. K. Lewkonja: “Equilibria Between Liquid and Solid Zn-Rich Cobalt-Zinc Phases,” Z. Anorg. Chem., 1908, 59, pp. 319–22.
2. W. Pierce and M. Palmerton: “Studies on the Constitution of Binary Zinc-Base Alloys,” Trans. AIME, 1923, 68, pp. 776–95.
3. W. Ekman: “X-ray Studies of the Cobalt-Zinc Gamma-Phase,” Z. Physikal. Chem., 1931, B12, pp. 57–78.
4. N. Parravano and V. Caglioti: “On the Structure of the Cobalt-Zinc Gamma-Phase,” Mem. Accad. Italia, Cl. Sci. Fis. Mat. Nat., 1932, 3, pp. 1–21.
5. U. Hashimoto: Nippon Kinzoku Gakkai-Shi, 1937, 1, pp. 177–90.