JOURNAL OF PHYSICS D-APPLIED PHYSICS, vol. 43, no. 44, 2010-11-10
JOURNAL OF SURFACE INVESTIGATION-X-RAY SYNCHROTRON AND NEUTRON TECHNIQUES, vol. 5, no. 1, page. 1 - 6, 2011-02
Journal of Surface Investigation, vol. 6, no. 5, page. 840 - 844, 2012-09
CRYSTALLOGRAPHY REPORTS, vol. 61, no. 6, page. 914 - 917, 2016-11
APPLIED PHYSICS LETTERS, vol. 91, no. 17, 2007-10-22