1. Department of Civil and Environmental Engineering, Amirkabir University of Technology (Tehran Polytechnic), Tehran 15875-4413, Iran
2. Department of Civil and Environmental Engineering, University of Alberta, Edmonton, AB T6G 2E1, Canada
3. Department of Structural and Geotechnical Engineering, Széchenyi István University, Egyetem tér 1, 9026 Győr, Hungary