1. 5) T. INAZUMI, K. NAGANO, and K. KOJIMA : Proceedings Int. Conf. on the Science and Technology of Iron and Steel I, Tokyo, 1970 p. 56
2. 8) E. M. LEVEH, C. R. ROBLINS, H. F. McMURDIE : Phase Diagrams for ceramists (1964) [The American Ceramic Society Inc.]
3. 13) J. O. EDISTROM : JISI, 175 (1953), p. 289