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Yi, D. W.; Xing, D. J.; Fu, H. G.; Ma, S. Q.; Liu, Z. X. . (2010). Effects of RE–Al additions and austenitising time on structural variations of medium carbon Fe–B cast alloy. Materials Science and Technology, 26(7), 849–857. doi:10.1179/026708309x12454008169302 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research