Issue 30

L. Zhang et alii, Frattura ed Integrità Strutturale, 30 (2014) 515-525; DOI: 10.3221/IGF-ESIS.30.62 525 [15] Zhou, X., P., Yang, H., Q., Zhang, Y., X., Rate dependent critical strain energy density factor of Huanglong limestone, Theoretical and Applied Fracture Mechanics, 51(1) (2009) 57-61. [16] Gaziev, E., Rupture energy evaluation for brittle materials, International Journal of Solids and Structures, 38(42-43) (2001) 7681-7690. [17] Xie, H., P., Ju, Y., Li, L., Y., Criteria for strength and structural failure of rocks based on energy dissipation and energy release principles, Chinese Journal of Rock Mechanics and Engineering, 24(17) (2005) 3003-3010. [18] Liu, X.,M., Xiong, L., Liu, J.,H., et al, Slacking mechanism of red sandstone based on energy dissipation principle, Journal of Central South Universty (Science and Technology), 42(10) (2011) 3143-3149 [19] Zhang, X., Y., Cheng, J., Kang, Y., H., et al, Analysis on damage and energy during rock deformation under cyclic loading and unloading conditions, Nonferrous Metals, 63(5) (2011) 41-45. [20] Eberhardt, E., Stead ,D., Stimpson, B., et al, Identifying crack initiation and propagation thresholds in brittle rock, Canada Geotechnical Journal, 35 (1998) 222-233.