1. S.A.L. Salem, Some aspects of liquid/solid interaction at high speeds, Ph.D. Thesis, UMIST, 1980.
2. A. Turgutlu, Impact Spot Welding, Ph.D. Thesis, UMIST, 1984.
3. S.A.L. Salem, S.T.S. Al-Hassani, Spot welding by high speed water slug, Conference paper, Publisher: Marcel Dekker Inc (Mechanical Engineering 52), New York, USA, 1986.
4. Experimental and numerical study of water jet spot welding