Sergeeva, Olga A. [P:(DE-HGF)0] ; De Luca, Roberto [P:(DE-HGF)0] ; Mazur, Karolina [P:(DE-HGF)0] ; Chepkova, Aissa N. [P:(DE-HGF)0] ; Haas, Helmut L. [P:(DE-HGF)0] ; Bauer, Andreas [P:(DE-Juel1)131672]