KLEPPER, C. C. [P:(DE-HGF)0] ; LASA, A. [P:(DE-HGF)0] ; BORODIN, D. [P:(DE-Juel1)7884] ; KIRSCHNER, A. [P:(DE-Juel1)2620] ; GROTH, M. [P:(DE-HGF)0] ; JACQUET, P. [P:(DE-HGF)0] ; BOBKOV, V. [P:(DE-HGF)0] ; COLAS, L. [P:(DE-HGF)0] ; CONTRIBUTORS, J. [P:(DE-HGF)0]