[1] Davies, A. C., (1993). The Science and Practice of Welding, 10th Edition, Cambridge University Press, p521.
[2] Higgins, R. A., (1994). Engineering Metallurgy, Arc Welding Processes, 2nd Edition, Edward Arnold Publishers, London.p57.
[3] Lancaster, J. F., (1993). Metallurgy of Welding 5th Edition, London. Chapman and Hall p389.
[4] Callister, W.D., (Jnr.) (1996). Material Science and Engineering. An introduction, 1st Edition, Sydney John Wiley & Sons inc. p852.
[5] Higgins, R. A., (1977). Engineering Metallurgy Part II, 2nd Edition, London, ELBS, p466.
[6] Nnuka, E. E., Ovat, F. A., and Oseni, M. I., (2008). Effect of Electrode Types on the Mechanical Properties and Structure of Welded Steel Joints. JMME Vol. 3, No. 1.
[7] Lancaster, J. F., (1987). Metallurgy of Welding: The Mechanical Properties of the Heat Affected Zone, 4th Edition, Allen and University, London. p45.
[8] Nwoye, C. I. (2008). Comparative Studies of the Cooling Ability of Hydrocarbon Based Media and their Effects on the Hardness of the Heat Affected Zone (HAZ) in Weldments, JMME, Vol.3, No.1
[9] Stroud, K. A., (1986). Further Engineering Mathematics. 1st edition, Macmillan Education, London. p47.