1. Borzone G, Parodi N, Ferro R. In: Chang YA, Sommer F, editors. Thermodynamics of alloy formation. Orlando, USA: TMS, 1997. p.59.
2. Raggio R, Borzone G, Ferro R., In: High Temperature Chemistry 8th International Conference Proceedings, Vienna, Austria: 1994. p. 114.
3. On the structural and hydrogen sorption properties of the GdNi5 − xAlx system
4. Effects of Al-substitution on hydriding reaction rates of LaNi5-xAlx
5. Buschow KHJ. In: Gschneidner Jr KA, Eyring L, editors. Handbook on the physics and chemistry of rare earths, vol. 6 Amsterdam, The Netherlands: Elsevier, 1984. p. 1.