1. The phenomena of rupture and flow in solids;Griffith;Phil Trans Roy Soc Lond A,1920
2. Theory of elasticity;Timoshenko,1951
3. Neuber N, Weiss V. Trans. ASME paper No. 62-WA-270; 1962.
4. Collection of papers on fracture of metals;Chen,1978
5. Current research on fatigue cracks;Usami,1985