Helium characteristics and resource potential analysis of Wufeng-Longmaxi Formation in Changning area, southern Sichuan
YU ZHENXIANG, CHEN LEI, CHEN XIN, LIU RUI, TAN XIUCHENG, WU SHUAICAI, QIN HEXING, XU QIANG
Petroleum Reservoir Evaluation and Development . 0, (): 0 .