1. UNIDEMI, Department of Mechanical and Industrial Engineering, NOVA School of Science and Technology, Universidade NOVA de Lisboa, 2825-149 Caparica, Portugal
2. Laboratório Associado de Sistemas Inteligentes, LASI, 4800-058 Guimarães, Portugal
3. CENIMAT|i3N, Department of Materials Science, NOVA School of Science and Technology, Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal