EFFECTIVE FACTORS OF OIL DISPLACEMENT EFFICENCY IN CHANG-6 AND CHANG-2 RESERVOIRS, JING'AN OILFIELD
Zhu Yushuang, Qiu Zhihao, Kong Lingrong, Chen Rong, Li Jinfeng
Oil & Gas Geology . 1999, (4): 333 -335 .  DOI: 10.11743/ogg19990414