JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A, vol. 23, no. 6, page. 1588 - 1591, 2005-11
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, vol. 244, no. 5, page. 1583 - 1588, 2007-05
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A, vol. 22, no. 5, page. 2159 - 2162, 2004-09
MATERIALS CHEMISTRY AND PHYSICS, vol. 100, no. 2-3, page. 292 - 295, 2006-12-10
LANGMUIR, vol. 25, no. 4, page. 1927 - 1929, 2009-02-17