1. Y.Z.Chen, International Journal of Fracture 25 (1984) RCR 15?19.
2. Y.Z.Chen, International Journal of Fracture 25 (1984) 155?168.
3. Y.Z.Chen, International Journal of Fracture 27 (1985) RCR 55?58.
4. D.P.Rooke and D.J.Cartwright, Compendium of Stress Intensity Factors, Her Majesty's Stationary Office, London (1976).
5. H.Tada, P.C.Paris and G.R.Irwin, The Stress of Cracks Handbook, Del Research Corporation Hellertown, Pennsylvania (1973).