1Department of Structural Mechanics, University of Granada, 18072 Granada, Spain
2Faculty of Economics, University of Granada, 18072 Granada, Spain
3Department of Urbanism, University of Granada, 18072 Granada, Spain
4Department of Philosophy, University of Granada, 18072 Granada, Spain
5Department of Civil Engineering, Santa Clara University, 500 El Camino Real, Santa Clara, CA 95053, USA