Zhengyan Z, Xiaohua T, Xianwen W, Wei T, Youliang J. Analysis of production characteristics and engineering measures for deep coalbed methane wells in the Ordos Basin. IJCPE [Internet]. 2025 Jun. 30 [cited 2025 Jul. 3];26(2):1-10. Available from: https://www.ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/1369