JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, vol. 310, no. 2, page. 1660 - 1662, 2007-03
PHYSICA B, vol. 281, page. 521 - 523, 2000-06
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, vol. 304, no. 1, page. E343 - E343, 2006-09
JOURNAL OF APPLIED PHYSICS, vol. 97, no. 10, 2005-05-15
PHYSICAL REVIEW B, vol. 69, no. 13, 2004-04
JOURNAL OF APPLIED PHYSICS, vol. 103, no. 7, 2008-04-01