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Zhai, Di; Chen, Lingzhu; Jia, Minqiang; Ma, Shengming . (2017). One Pot Synthesis of γ-Benzopyranones via Iron-Catalyzed Aerobic Oxidation and Subsequent 4-Dimethylaminopyridine- Catalyzed 6-endo Cyclization. Advanced Synthesis & Catalysis, (), –. doi:10.1002/adsc.201700993 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research