Vaßen, Robert [P:(DE-Juel1)129670] ; Blum, Ludger [P:(DE-Juel1)129828] ; Malzbender, Jürgen [P:(DE-Juel1)129755] ; Mücke, Robert [P:(DE-Juel1)129641] ; Menzler, Norbert H. [P:(DE-Juel1)129636] ; de Haart, L.G.J. [P:(DE-Juel1)129952] ; Buchkremer, Hans Peter [P:(DE-Juel1)129594]