Jokhovets, Lioubov [P:(DE-Juel1)156472] ; Grewing, Christian [P:(DE-Juel1)159350] ; van Waasen, Stefan [P:(DE-Juel1)142562] ; Erven, Andreas [P:(DE-Juel1)130632] ; Kulessa, Pawel [P:(DE-Juel1)131225]