1. ONERA, 92190 Meudon, France
2. ONERA, 31055 Toulouse Cedex 4, France
3. DLR, German Aerospace Center, 37073 Göttingen, Germany
4. Instituto Nacional de Técnica Aeroespacial, 28850 Madrid, Spain
5. Centro Italiano Ricerche Aerospaziali, 81043 Capua, Italy
6. Totalförsvarets Forskningsinstitut, 164 90 Stockholm, Sweden