1. Dawes, M.G. (1976). The application of fracture mechanics to brittle fracture in steel weld metals. PhD, CNAA.
2. Recent work on flaw behaviour in pressure vessels;Duffy,1969
3. The role of stable ductile crack growth in the failure of structure;Fearnehough,1971
4. Garwood, S.J. (1978). The effect of specimen geometry on crack growth resistance. Presented at 11th Nat. ASTM Symp., Blacksburg, Va.
5. The use of the J integral to measure the resistance of mild steel to slow stable crack growth;Garwood;Fracture, 1977,1977