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Huanhuan Li;Jiahui Dong;Da Han;Junyang Hu;Xiaojing Li;Feiyu Kang;Dengyun Zhai;. (2020). Simple Synthesis of K<sub>0.5</sub>VOPO<sub>4</sub>·1.5H<sub>2</sub>O/Graphene Oxide Composite as a Cathode Material for Potassium-Ion Batteries . ACS Applied Energy Materials, (), –. doi:10.1021/acsaem.0c02354 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research