JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 56, no. 6, page. 1981 - 1984, 2010-06
JOURNAL OF SYNCHROTRON RADIATION, vol. 18, page. 436 - 441, 2011-05
JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 50, no. 5, page. 1443 - 1449, 2007-05
JAPANESE JOURNAL OF APPLIED PHYSICS, vol. 47, no. 1, page. 342 - 346, 2008-01
JOURNAL OF SYNCHROTRON RADIATION, vol. 5, page. 642 - 644, 1998-05-01
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, vol. 38, no. 12A, page. 6926 - 6930, 1999-12
JOURNAL OF SYNCHROTRON RADIATION, vol. 16, page. 642 - 646, 2009-09
JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 58, no. 4, page. 725 - 729, 2011-04