1. [l] Allen B.C.,Liquid metals Chemistry and Physics, ed : Beer S.Z., New York, 161, 1972.
2. Altman M.B.ș.a.,Topirea si turnarea aliajelor Neferoase, Ed.Metalurgica, 2018.
3. Clement G., The Pechiney deep bed filter Technology and Performance Light Metals, 2018.
4. Grangerd D.A., Practicai Aspects of Grain A Refining Aluminum Alloys Melts International Seminar on Refining and Alloying of Liquid Aluminium Ferro-Alloys, August 29-28, 1985, Trondheim, Norway.
5. Granger D.A., Microstructure control in ingots of aluminium Alloys with an emphasis on grain refinement Light metals Metals, 941-952, 1998.