The optimal adjustment moment of polymer flooding for different injection-production types in class Ⅱoil layers
Yiqiang SU Weiming WANG Zhengjin LIU Shaopeng Lü Xiuqin GUO Hu
Editorial office of ACTA PETROLEI SINICA . 2012, (4): 647 -652 .  DOI: 10.7623/syxb201204015

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