Institution: | 1. Department of Economics, Management and Industrial Engineering, University of Aveiro, Aveiro, Portugal;2. CIDMA – Center for Research and Development in Mathematics and Applications, Department of Economics, Management and Industrial Engineering, University of Aveiro, Aveiro, Portugal;3. IEETA – Institute of Electronics and Telematics Engineering of Aveiro, Department of Economics, Management and Industrial Engineering, University of Aveiro, Aveiro, Portugal |