TY - Petroleum Reservoir Evaluation and Development A1 - Guo Tonglou T1 - Progress and research direction of deep shale gas exploration and development Y1 - 2021-02-26 JF - Petroleum Reservoir Evaluation and Development JO - Petroleum Reservoir Evaluation and Development SP - 1 EP - 6 VL - 11 IS - 1 UR - http://red.magtech.org.cn N1 - 10.13809/j.cnki.cn32-1825/te.2021.01.001 ER -