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Ma, Junfang; Shen, Jun; Liu, Jiaxun; Ma, Yang; Jiang, Xiumin . (2018). Reburning study of superfine pulverized coal in high CO 2 concentration. Fuel, 220(), 25–31. doi:10.1016/j.fuel.2018.02.011 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research