1. FU Jie. Process Kinetics of the Metallurgy of Steel [M]. Beijing: Metallurgical Industry Press, 2001 (in Chinese).
2. GUO Han-jie. Metallurgical Physical Chemistry [M], Beijing: Metallurgical Industry Press, 2004 (in Chinese).
3. ZHU Wan-jun. Investigation of Deep Denitrogenation Method During RH-KTB [D], Wuhan: Wuhan University of Science and Technology, 2006 (in Chinese).
4. CHENG Guo-guang, ZHAO Pei, XU Xue-lu, et al. Process of Vacuum Denitrogenation of Steel [J]. Iron and Steel, 1999, 34(1): 16 (in Chinese).
5. FU Jie, CHANG He-ming, DI Lin, et al. Study on Kinetics of Nitrogen Removal From Liquid Steel Under Vacuum [J]. Iron and Steel, 2000, 35(10): 24 (in Chinese).