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Zheng, Wei; Lin, Richeng; Ran, Junxue; Zhang, Zhaojun; Ji, Xu; Huang, Feng . (2018). Vacuum-Ultraviolet Photovoltaic Detector. ACS Nano, (), acsnano.7b06633–. doi:10.1021/acsnano.7b06633 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research