Microstructure Evolution and Flow Stress Model of a 20Mn5 Hollow Steel Ingot during Hot Compression.Published in:Materials (1996-1944), 2018, v. 11, n. 4, p. 463, doi. 10.3390/ma11040463By:Liu, Min;Ma, Qing-Xian;Luo, Jian-BinPublication type:Article