ADVANCED MATERIALS RESEARCH, vol. 15, page. 507 - 512, 2007-01
KEY ENGINEERING MATERIALS, vol. 340, page. 835 - 840, 2007-01
AEPA 2006, 2006-09-27
KEY ENGINEERING MATERIALS, vol. 340-341 II, no. II, page. 835 - 840, 2007-01
2006 춘계학술대회, 2006-04-28