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Liu, Zhongqiu; Li, Linmin; Li, Baokuan . (2017). Modeling of Gas-Steel-Slag Three-Phase Flow in Ladle Metallurgy: Part I. Physical Modeling. ISIJ International, 57(11), 1971–1979. doi:10.2355/isijinternational.ISIJINT-2016-710 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research