1. John C. Ion, Laser Processing of Engineering Materials; Principles, Procedure and Industrial Application, ISBN 0-7506-6079-1, First edition 2005, 409.
2. I. Masumoto, M. Kutsuna and M. Hasegawa, Welding International, 11 (1989) 960-964.
3. S.-T. Chang and F.V. Lawrence, Jr., Improvement of weld fatigue resistance. Report UILU-ENG 83-3602 of the College of Engineering, University of Illinois (USA), FCP Report No. 46, January 1983.
4. Gregorz Banas, James Michael Rigsbee and Frederick V. Lawrence, Jr., Post-weld laser-treatment of 18 Ni (250) maraging steel, Report UILU-ENG 88-3604 of the College of Engineering, University of Illinois (USA), Report No. 143, 1988.
5. S.-T. Chang and F.V. Lawrence, Jr., Proc. Int. Conf. on Shot Peening, ICSP-2, Chicago, Illinois (USA), 1984, 297-304.