JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, vol. 12, no. 5, page. 790 - 794, 2006-09
JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 51, page. S27 - S31, 2007-07
BULLETIN OF THE KOREAN CHEMICAL SOCIETY, vol. 30, no. 8, page. 1738 - 1742, 2009-08
JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 54, no. 1, page. 204 - 208, 2009-01
JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, vol. 12, no. 6, page. 926 - 931, 2006-11