JOURNAL OF APPLIED PHYSICS, vol. 98, no. 2, 2005-07-15
CHEMICAL PHYSICS LETTERS, vol. 403, no. 1-3, page. 29 - 34, 2005-02-14
PHYSICS AND CHEMISTRY OF GLASSES, vol. 39, no. 6, page. 311 - 317, 1998-12
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, vol. 93, no. 10, page. 3092 - 3094, 2010-10
ETRI JOURNAL, vol. 23, no. 3, page. 97 - 105, 2001-09