1. 1. LJD Sully . In: Metals handbook , 9th edn ., Vol. 15 . ASM International, Metals Park, Ohio, 1988 : 286 .
2. 2. JR Davis ed. ASM speciality handbook , Tool Materials, ASM International, Materials Park, Ohio, 1995 : 251 .
3. Effect of oxidizing processes on crazing of die-casting molds