1. LIU Chao-qun, PENG Hong-jun. Analysis of the safe distance between a tunnel face and karst cave [J]. Modern Tunnelling Technology, 2012, 49(3): 109–113. (in Chinese)
2. WU Q, WANG M, WU X. Investigations of groundwater bursting into mine seam floors from fault zones [J]. International Journal of Rock Mechanics and Ming Sciences, 2004, 41(4): 557–571.
3. LI Li-ping, LI Shu-cai, ZHANG Qing-song. Study of mechanism of water inrush induced by hydraulic fracturing in karst tunnels [J]. Rock and Soil Mechanics, 2010, 31(2): 523–528. (in Chinese)
4. MEGUID M A, DAND H K. The effect of erosion voids on existing tunnel linings [J]. Tunneling and Underground Space Technology, 2008, 4(2): 1–9.
5. YANG X L, LI Z W. Factor of safety of three-dimensional stepped slope [J]. International Journal of Geomechanics, 2018, 18, DOI: 10.1061/(ASCE)GM.1943-5622.0001154.