autores
- Braz-Cesar, Manuel T.
- Ribeiro, João Eduardo Pinto Castro
- 1 School of Technology and Management, Polytechnic Institute of Bragança, Campus de Santa Apolónia, 5300-253 Bragança, P
- Lopes, H
- Braz-César, Manuel
- Braz-César, M
- 2 CIMO, Campus de Santa Apolónia, 5300-253 Bragança, Portugal,
- 3 Mechanical Engineering Department, ISEP, Polytechnic Institute of Porto, Dr. António Bernardino de Almeida Street, 431
- 4 Mechanical Engineering Department, FEUP, Dr. Roberto Frias Street, 4200-465 Porto, Portugal,
- 5 CONSTRUCT-LESE, FEUP, Dr. Roberto Frias Street, 4200-465 Porto, Portugal,