Ertmer, S. [P:(DE-Juel1)169120] ; Marchuk, O. [P:(DE-Juel1)5739] ; Sackers, M. [P:(DE-Juel1)180408] ; Dickheuer, S. [P:(DE-Juel1)165722] ; Brezinsek, S. [P:(DE-Juel1)129976] ; Mertens, Ph [P:(DE-Juel1)4596] ; Kreter, A. [P:(DE-Juel1)130070]