Affiliation: | 1. Department of Civil Engineering, Faculty of Engineering, University of Porto, , Portugal;2. Laboratório Nacional de Engenharia Civil, Earthquake Engineering and Structural Dynamics Division, , Portugal;3. Department of Structural Mechanics, European Centre for Training and Research in Earthquake Engineering (EUCENTRE), University of Pavia, , Italy;4. Department of Civil Engineering, University of Aveiro, , Portugal |