1. Effects of vibration during solidification;Campbell;Int. Met. Rev.,1981
2. Effects of vibrational energy on the solidification of aluminium alloys;Fisher;Br. Foundryman,1973
3. A. Ohno, The Solidification of Metals, Chijin Shokan Co., pp. 79–82.
4. Effect of electromagnetic fields on solidification of some aluminium alloys;Sahu;Br. Foundryman,1977
5. Ultrasonic refining of aluminium and its alloys;Livanov;Sov. J. Nonferrous Met.,1968