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Zaiwei Wang;Jiahuan Zhang;Wanlin Guo;Wanchun Xiang;Anders Hagfeldt;. (2021). Formation and Stabilization of Inorganic Halide Perovskites for Photovoltaics . Matter, (), –. doi:10.1016/j.matt.2020.12.007 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research