4Okubo S, Nishimatsu Y. Creep behavior and constitute equation of sanjome andesite and kawazu tuff[J]. Journal of the Mining and Metallurgical Institute of Japan, Japan. 1986,102(7):395-400.
5Fukui K, Okubo S, Nishimatsu Y. Creep behavior and constitute equation of sanjome andesite in three-point-bending[J]. Journal of the Mining and Metallurgical Institute of Japan, Japan. 1991,107(7):416-421.
9Larsson SG, Carlsson AJ. Influence of non-singular stress terms and specimen geometry on small-scale yielding at crack tips in elastic-plastic materials. J Mech Phys Solids,1973, 21:263～277
10Rice JR. Limitations to the small scale yielding approximation for crack tip plasticity. Journal of Mechanics and Physics and Solids, 1974, 22:17～26
