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Zhang, Xinyu; Guo, Baoyu; Dong, Bin; Chai, Yongming; Liu, Chenguang . (2019). AIP Conference Proceedings [AIP Publishing MATERIALS SCIENCE, ENERGY TECHNOLOGY AND POWER ENGINEERING III (MEP 2019) - Hohhot, China (28–29 July 2019)] MATERIALS SCIENCE, ENERGY TECHNOLOGY AND POWER ENGINEERING III (MEP 2019) - In-situ synthesis of Co-N supported on nickel foam for efficient hydrogen evolution reaction. , 2154(), 020039–. doi:10.1063/1.5125367 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research