Coal and Coalbed Methane Co-Extraction Technology Based on the Ground Movement in the Yangquan Coalfield, China.Published in:Energies (19961073), 2015, v. 8, n. 7, p. 6881, doi. 10.3390/en8076881By:Guozhong Hu;Jialin Xu;Fuxi Zhang;Changchun Zhao;Wei Qin;Yiran ZhuPublication type:Article