1. Earthquake Engineering and Structural Dynamics Laboratory École Polytechnique Fédérale de Lausanne Lausanne Switzerland
2. Department of Civil & Systems Engineering Johns Hopkins University Baltimore Maryland USA
3. Institute for Accelerator Science and Electromagnetic Fields (TEMF) Technische Universität Darmstadt Darmstadt Germany
4. Centre for Computational Engineering Technische Universität Darmstadt Darmstadt Germany