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Multilingual
1
Hoy II, Pat C., 744-H868e-안진홍 | McGraw-Hill Co. | 1997 744-H868e-안진홍,
2
Fletcher,Peter, 410-F615f | PWS-KENT | 1990 410-F615f,
3
Ho-Young Lee,Jianmin qu, | 대한금속.재료학회 | 2001 ,
4