1. Brocks W, Cornec A, Scheider I (2003) Computational aspects of nonlinear fracture mechanics. In: Milne I, Ritchie RO, Karihaloo B (eds) Comprehensive structural integrity—numerical and computational methods, vol 3. Elsevier, Oxford, pp 127–209
2. Newman JC, James MA, Zerbst U (2003) A review of the CTOA/CTOD fracture criterion. Eng Fract Mech 70:371–385
3. Scheider I, Schödel M, Brocks W, Schönfeld W (2006) Crack propagation analyses with ctoa and cohesive model: comparison and experimental validation. Eng Fract Mech 73:252–263
4. Schwalbe KH (1995) Introduction of
$$\delta _5$$
δ
5
as an operational definition of the CTOD and its practical use. In: ASTM STP 1256, American Society of Testing and Materials, pp 763–778
5. Moran B, Shih CF (1987) Crack tip and associated domain integrals from momentum and energy balance. Eng Fract Mech 27:615–642