Blum, Ludger [P:(DE-Juel1)129828] ; de Haart, L.G.J. [P:(DE-Juel1)129952] ; Malzbender, Jürgen [P:(DE-Juel1)129755] ; Menzler, Norbert H. [P:(DE-Juel1)129636] ; Remmel, Josef [P:(DE-Juel1)133732] ; Steinberger-Wilckens, Robert [P:(DE-Juel1)130448]