WATERFLOODING IS NOT THE MAIN CAUSE OF LOW RECOVERY EFFICIENCY OF CHANG-6 RESERVOIR IN ANSAI OILFIELD
Zhu Yushuang, Kong Lingrong, Qiu Zhihao, Sun Wei, Liu Baojun
Oil & Gas Geology . 1997, (3): 221 -223 .  DOI: 10.11743/ogg19970310