1. ZINQ® Technologie GmbH An den Schleusen 6 45881 Gelsenkirchen Germany
2. Feldmann+Weynand Consulting Engineers GmbH Pascalstraße 61 52076 Aachen Germany
3. Institute of Steel Structures, RWTH Aachen University Mies-van-der-Rohe-Straße 1 52074 Aachen Germany