van der Donk, G. [P:(DE-Juel1)VDB75796] ; Serra, J. M. [P:(DE-HGF)0] ; Marler, B. [P:(DE-Juel1)VDB77815] ; Meulenberg, W. A. [P:(DE-Juel1)129637] ; Gies, H. [P:(DE-HGF)0]