1
2
Physical Review B Physical review / B, 94 94 (2016 2016) 18 18, S. 180406 180406
OpenAccess  OpenAccess 
3
4
5
6
7
8
9
10
Physical Review B Physical review / B, 90 90 (2014 2014) 6 6, S. 064406 064406
OpenAccess 
11
Journal of physics / Condensed matter, 26 (2014) 27, S. 274202
12
13
14
15
16
17