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2. 6) Report on Heterogeneity of Steel Ingots : JISI, 113 (1926), p. 39
3. 8) A. HULTGREN : JISI, 120 (1929), p. 69
4. 10) M. C. FLEMINGS and R. MEHRABIAN : ASM Seminar on Solidification, Philadelphia (1969) Oct.