1. L.F. Mondolfo, Aluminum Alloys Structure and Properties (Butterworth, London, 1976), p. 25
2. A. Kearney, E.L. Rooy, ASM Handbook, vol. 2 (ASM International, Materials Park, 1990), p. 123
3. I.J. Polmear, Light Alloys: Metallurgy of Light Alloys, Chap. 4, 3rd edn. (Wiley, New York, 1995), p. 140
4. M. Warmuzek, in ASM Handbook, ed. by G.F. Vander Voort, vol. 9 (ASM International, Materials Park, OH, 2004), p. 711
5. A.L. Greer, Grain refinement of aluminum alloys, in Proceedings of Solidification of Aluminum Alloys, ed. by M. Chu, D. Granger, Q. Han, (The Minerals Metals and Materials Society, Warrendale, 2004), pp. 131–145