1. Crack extension force for a part-through crack in a plate;Irwin;Trans, A.S.M.E. J. appl. Mech.,1962
2. Progress in the measurement of fracture toughness and the application of fracture mechanics to engineering problems;A.S.T.M. Spec. Committee on Fracture Testing of High-Strength Metallic Materials;Mater. Res. Stand.,1964
3. Influence of microstructure on the strength and toughness of low carbon, high strength alloy steel;Trozzo,1966
4. Relationships between microstnicture and toughness in quenched and tempered ultrahigh-strength steels;Baker;A.S.T.M. Spec. Tech. Publ. No. 370,1965
5. The tempering characteristics of some 0.4 per cent carbon ultrahigh-strength steels;Reisdorf;Trans. metall. Soc. A.I.M.E.,1963