1. Sequence effects on fatigue crack propagation: mechanical and microstructural contributions;Nowak;ASTM STP,1979
2. Investigation of variable loadings of fatigue crack propagation patterns;Hudson,1963
3. The significance of fatigue crack closure;Elber;ASTM STP,1971
4. Spectum loading and crack growth;Wheeler;J. Basic Engng. Trans. ASME,1972
5. Study of crack tip opening under cyclic loading taking into account the environment and R ratio;Clerivet;Engng Fracture Mech.,1979