1. G. Pomey, B. Trentini, in: Proceedings of the International Conference of Production and Application of Clean Steels, The Iron and Steel Institute, London, Balatonfured, Hungary, 1970, pp. 1–14.
2. F.B. Pickering, Physical metallurgy and the design of steels, Applied Science Publishers, London, UK, 1978.
3. A.D. Wilson, in: R. Rungta (Eds.), Proceedings of a symposium of inclusions and their influence on material behavior, ASM International, Chicago, USA, 1988, pp. 21–34.
4. C. Hu, K. Wu, A. Trotsan, Y. Li, O. Isayev, O. Hress, I. Rodionova, Metallurgist 60 (2016) 888–895.
5. T.Q. He, K.M. Wu, A. Trotsan, H.W. Yu, Y.Z. Xiong, Wear 303 (2013) 524–532.