Coal-rock gas: Concept, connotation and classification criteria
LI Guoxin, ZHANG Shuichang, HE Haiqing, HE Xinxing, ZHAO Zhe, NIU Xiaobing, XIONG Xianyue, ZHAO Qun, GUO Xujie, HOU Yuting, ZHANG Lei, LIANG Kun, DUAN Xiaowen, ZHAO Zhenyu
Petroleum Exploration and Development . 2024, (4): 897 -911 .  DOI: 10.1016/S1876-3804(24)60514-8