| Citation: | Shurong Gao, Shengfan Fang, Ruozheng Song, Xiaochun Chen, Guangren Yu. Extractive denitrogenation of shale oil using imidazolium ionic liquids. Green Energy&Environment, 2020, 5(2): 173-182. doi: 10.1016/j.gee.2020.04.002 | 
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