1. C.J. Simensen and C. Berg: Aluminium, 1980. vol. 56, no. 5, pp. 335–40.
2. A.F. Valdes, M.A. Hinojosa-SanMiguel, A.H. Castillejos-Escobar, E. Macias-Avila, and F.A. Acosta-Gonzalez: TMS Annual Meeting—Light Metals, TMS, Warrendale, PA, 1997.
3. B. Gariepy and G. Dube: TMS Annual Meeting–Light Metals, TMS, Warrendale, PA, 1986.
4. H. Gorner, T.A. Engh, M. Syvertsen, and L. Zhang: J. Mater. Sci., 2007, vol. 546–49, pp. 801–07.
5. H. Gorner, M. Syvertsen, O. Eivind, T.A. Engh: TMS Annual Meeting—Light Metals, TMS, Warrendale, PA, 2005.