1. E.H. Dix Jr., “‘Alclad’: a new corrosion resistant aluminum product”, National Advisory Committee for Aeronautics, Technical note no. 259, Washington, 1927.
2. E.H. Dix Jr., “Corrosion-resistant aluminum alloy articles and method of making them the same”, US Patent Office, Patent Number 1,856,089, June 28, 1932.
3. J. Liu et al., “Macro- and micro-surface engineering to improve hot roll bonding of aluminum plate and sheet”, Materials Science and Engineering A, Vol. 479, 2008, pp. 45–57.
4. Y. Sugiyama, “Brazing of Aluminum Alloys”, Welding International, Vol. 3, No. 8, 1989, pp. 700–710.
5. Mark Douglas Anderson et al., “Method for Casting Composite Ingot”, US Patent. US 2005–0011630 A1, January 20, 2005.