G. C. Sih.Experimental evaluation of stress concentration and intensity factors:useful methods and solutions to experimentalists in fracture mechanics.Ni jhoff,1981.
G. C. Sih,C. L. Chov,International Conference on Fracture Mechanics and Technology.International Conference on Fracture Mechanics and Technology (1977 : Hong Kong).V.2.Sijthoff & Noordhoff,1977.