Wieczorek, K. [P:(DE-HGF)0] ; Ziebiniska, A. [P:(DE-HGF)0] ; Ujma, Z. [P:(DE-HGF)0] ; Szot, K. [P:(DE-Juel1)VDB2799] ; Gorny, M. [P:(DE-HGF)0] ; Franke, I. [P:(DE-HGF)0] ; Koperski, J. [P:(DE-HGF)0] ; Soszynski, A. [P:(DE-HGF)0] ; Roleder, K. [P:(DE-HGF)0]