1. ‘Grain Growth in High Speed Steel’;KULA;Trans. ASM,1954
2. ‘Interpretation of Stress Relaxation Data for Stress Relief Application’;ROSENSTEIN;J. Mat.,1971
3. ‘The Effect produced by Packing Material on the Tool Surface during Hardening’;LUNDGREN;Härterei-Technik und Wärmebehandlung,1961
4. FAIRBANKS, L. H., and PALETHORPE, L. G. W., Controlled Atmospheres for the Heat Treatment of Metals, Sp. Rep. 95, The Iron and Steel Institute (1966)
5. ‘Increased Use of Inert Gas in Heat Treatment’;GRASSEL;Härterei Techn. Mitt.,1970