[1] A.A.Griffith: Trans. Roy Soc. London. 1921, 221,163. [2] D.Broek: Elementary Engineerng Fracture Mechanics, 4th revised edition, Kluwer Academic Publisher,USA, 1986. [3] T.L.Anderson: Fracture Mechanics, 2nd edition, CRCPress, USA, 1995. [4] J.L.Swedlow: Int. J. Fract. Mech., 1965, 1, 210. [5] A.G.Evans and T.G.Langdon: Structure CermicsProg. Mater. Sci., eds. B.Chalmers, J.W.Christianand T.B.Massalski, Pergamon Press, 1986, 171. [6] R.W.Davidge: Mechanical Behaviour of Ceramics,Cambridge University Press, 1979. [7] R.E.Ely: J. Am. Ceram. Soc., 1972, 55(7), 14. [8] M.N.Giovan and G.Sines: J. Am. Ceram. Soc., 1979,62(9), 510. [9] W.F.Adler and D.J.Mihora: Fracture Mechanicsof Ceramics, eds. R.C.Bradt, D.P.H.Hasselman,D.Munz, M.Sakai and V.Ya.Shevchenko, PlenumPress, 1992, 10, 227. [10] J.J.Kibler and R.Roberts: J. Eng. for Industry 1970,92, 727. [11] Y.Bao and R.W.Steinbrech: Proc. on Miterials andTests, DVM, Germany, 1996, 325. [12] M.F.Kanninen and C.H.Popelar: Advanced NactureMechanics, Oxford University Press, 1985 [13] H.Liebowitz, J.D.Lee and J.Eftis: Eng. FractureMech., 1978, 10, 315. [14] Y.Bao and Z.Jin: Fatigue & Hacture of Eng. Mater.& Struct., 1993, 16, 829. [15] E.Z.Wang and N.G.Shrive: Eng. Fract. Mechanics,1995, 52, 1107.D |