1. H. Schumann, Physical Metallurgy (in Romanian), Tehnică Publishing House, Bucharest, (1962).
2. I. Carcea, C. Roman, Non-ferrous Alloys (in Romanian), Performantica Publishing House, Iaşi, (2009).
3. I. Hopulele, Heat and thermochemical treatments (in Romanian), Politehnic Institute Publishing House, Iaşi, (1984).
4. G. Amza, Materials Technology (in Romanian), Romanian Academy Publishing House, Bucharest, (2002).
5. A.C. Berbecaru, A. Nicolae, Engineering contributions to the improvement of life cycle analysis of metallic materials and products, U.P.B. Sci. Bull., Series B. Vol. 73, Iss. 1 (2011) 213-222.