Bartneck, Matthias [P:(DE-82)000408] ; Heffels, Karl-Heinz [P:(DE-82)000409] ; Bovi, Manfred [P:(DE-82)000410] ; Groll, Jürgen [P:(DE-82)000411] ; Zwadlo-Klarvvasser, Gabriele [P:(DE-82)000412]