SURFACE SCIENCE, vol. 669, page. 130 - 132, 2018-03
PHYSICAL REVIEW B, vol. 92, no. 19, 2015-11-02
PHYSICAL REVIEW LETTERS, vol. 113, no. 8, 2014-08-18
PHYSICAL REVIEW LETTERS, vol. 109, no. 16, page. 166102, 2012-10-17
PHYSICAL REVIEW B, vol. 84, no. 15, page. 155422, 2011-10-13
SURFACE SCIENCE, vol. 605, no. 5, page. 551 - 554, 2011-03
PHYSICAL REVIEW LETTERS, vol. 104, no. 24, 2010-06-16