The Characteristics of Natural Fractures in Tight Sandstone Reservoirs of Chang7 Member in Ningxian-Heshui Area, Ordos Basin
WANG Xiaodong1, ZU Kewei2, LI Xiangping1, ZHAO Xiangyuan2, TANG Xiaomei3, ZHANG Yangyu2, ZHU Lifeng2
Xinjiang Petroleum Geology . 2013, (4): 1 -1 .