JOURNAL OF PHYSICAL CHEMISTRY C, vol. 115, no. 15, page. 7218 - 7224, 2011-04-21
NANOSCALE RESEARCH LETTERS, vol. 4, no. 8, page. 802 - 808, 2009-08
JOURNAL OF CRYSTAL GROWTH, vol. 285, no. 4, page. 549 - 554, 2005-12-15