PHYSICAL REVIEW B, vol. 66, no. 23, 2002-12-15
APPLIED PHYSICS LETTERS, vol. 81, no. 15, page. 2776 - 2778, 2002-10-07
SURFACE SCIENCE, vol. 516, no. 3, page. L529 - L534, 2002-09-20
PHYSICAL REVIEW B, vol. 66, no. 11, 2002-09-15
PHYSICAL REVIEW LETTERS, vol. 88, no. 19, 2002-05-13
EUROPHYSICS LETTERS, vol. 57, no. 6, page. 859 - 865, 2002-03
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, vol. 74, no. 2, page. 299 - 302, 2002-02