Aristova, I. M. [P:(DE-HGF)0] ; Vilkov, O. Yu. [P:(DE-HGF)0] ; Pietzsch, A. [P:(DE-H253)PIP1004207] ; Tchaplyguine, M. [P:(DE-HGF)0] ; Molodtsova, Olga [P:(DE-H253)PIP1015516] ; Aristov, Victor [P:(DE-H253)PIP1016125]