Jiang Q, Li J, Luo Z, Xu X, Assefa E, Deng H. Study on the Time-lag Failure of Sandstone With Different Degrees of Unloading Damage. Period. Polytech. Civil Eng. [Internet]. 2019 Jan. 1 [cited 2024 Apr. 26];63(1):206-14. Available from: https://pp.bme.hu/ci/article/view/13260