KOREAN JOURNAL OF METALS AND MATERIALS, vol. 48, no. 9, page. 798 - 806, 2010-09
KOREAN JOURNAL OF METALS AND MATERIALS, vol. 48, no. 8, page. 705 - 716, 2010-08
KOREAN JOURNAL OF METALS AND MATERIALS, vol. 48, no. 7, page. 615 - 624, 2010-07
KOREAN JOURNAL OF METALS AND MATERIALS, vol. 48, no. 2, page. 109 - 115, 2010-02