[1] ASM Handbook. Welding, Brazing and Soldering. Vol. 6. ASM International, 2000. 1299 s. ISBN 0-87170-382-3.
[2] JENNEY, C. L. a O'BRIEN, A. Welding Handbook. Volume 1 - Welding Science and Technology (9th Edition). American Welding Society, 2001. ISBN 978-0-87171-657-6 .