1. Alternative routes for production of steels vvith a yield strength of about 450 N/mm2and above
2. Easterling, K., Introduction to the Physical Metallurgy of Welding, Second edition, Butterworth-Heineman, 1992
3. Metallurgical Developments in Carbon Steels, Special Report No 81;Pickering,1963
4. Effect of Second Phase Particles on the Mechanical Properties of Steel;Gladman,1971