1. O. Schwittlick, DVS Berichte no 163, ECLAT'94-Laser Treatment of Materials Proceedings, tth European Conference, Bremen, 1994, 367-371.
2. Y. Adonyi, C. C. Chen, in: Proceedings 29th International Symposium on Automotive Technology & Automation, Florence, Italy, 1996, 1, 157-164.
3. W. W. Duley, Laser Welding, John Wiley & Sons Inc., 1999.
4. L. Migliore, Laser Materials Processing, Marcel Dekker Inc., 1996.
5. K. Hulka, J. Bauer, International Symposium on Steel for Fabricated Structures, Conference Proceedings, ASM International, USA, 1999, 11-20.