Carbon isotope fractionation and production patterns of adsorbed and free gas during deep coal-rock gas production
DUAN Xianggang, LI Wenbiao, HU Zhiming, WANG Jun, ZHAO Qun, XIA Yonghui, MA Zhanrong, XU Yingying, SUN Mingyan
Petroleum Exploration and Development . .  DOI: 10.11698/PED.20250337