1. IRSTEA, UR HHLY, Hydrology-Hydraulics Research Unit, 5 rue de la Doua, 69100 Villeurbanne, France
2. CEHIDRO and Hydraulics and Environment Department, National Laboratory for Civil Engineering, Lisbon 1700-066, Portugal Email:
3. IRSTEA, UR HHLY, Hydrology-Hydraulics Research Unit, 5 rue de la Doua, 69100 Villeurbanne, France Email:
4. CEHIDRO and Department of Civil Engineering, Faculdade de Ciencias e Tecnologia, New University of Lisbon, Caparica 2829-516, Portugal Email:
5. LMFA, Université de Lyon, INSA de Lyon, 20 av. A. Einstein, 69621 Villeurbanne, France Email:
6. CEHIDRO and DECivil, Instituto Superior Tecnico, Universidade Técnica de Lisboa, Lisbon 1049-001, Portugal Email: