1. “On the semi-elliptical surface crack problem: detailed numerical solutions for complete elastic stress fields, Surface-crack growth: models, experiments and structures”;Blom;ASTM STP 1060,1990
2. A. Brand R. Sutterlin Calcul des Pièces à la Fatigue, Méthode du Gradient 1980
3. “A study of short fatigue crack growth behaviour in titanium alloy IMI 685”;Brown;Fatigue of Engineering Materials and Structures,1983