Lehmann, C. [P:(DE-Juel1)156465] ; Kaufmann, M. [P:(DE-Juel1)129128] ; Ern, M. [P:(DE-Juel1)VDB13497] ; Hoffmann, L. [P:(DE-Juel1)129125] ; Riese, M. [P:(DE-Juel1)129145]