Experimental investigation on the spatio-temporal-energy evolution pattern of limestone fracture using acoustic emission monitoring - Wang, Chunlai; Zhou, Baokun; Li, Changfeng; Cao, Cong; Sui, Qiru; Zhao, Guangming; Yu, Weijian; Chen, Zeng; Wang, Yin; Liu, Bin; Lu, Hui (Journal of applied geophysics, 2022)