1. Department of Engineering and Architecture University of Parma Parma Italy
2. Structural Engineering at Department of Engineering and Architecture University of Parma Parma Italy
3. Department of Structural Engineering, Geotechnical and Building Engineering (DISEG) Politecnico di Torino Torino Italy
4. CSIC – at Instituto de Ciencias de la Construction Eduardo Torroja (IETCC) Madrid Spain