1. E. A. Anderson and G. L. Werley:Metals Alloys, 1934, vol. 5, pp. 97–102.
2. ASTM Specification B86-74 for Zinc Alloy Die Castings.
3. H. E. Brauer and W. M. Pierce:Trans. AIME, 1923, vol. 68, pp. 796–832.
4. C. W. Roberts:J. Inst. Metals, 1952-53, vol. 81, pp. 301–09.
5. C. W. Roberts:Metallurgia, 1961, vol. 63, pp. 57–66.