A new method for non—linear least square estimation on rheological parameter in Casson model of drilling fluid
LU Gang, LI Xiaoguang, CHEN Tiezheng, SHAN Junfeng, GAO Yiheng
Editorial office of ACTA PETROLEI SINICA . 2008, (3): 470 -474 .  DOI: 10.7623/syxb200803033

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