[1] Alternat Energies & Atom Energy Commiss, Saclay, France
[2] Natl Ctr Sci Res, Paris, France
[3] Univ Paris 06, Univ Pierre & Marie Curie, Paris, France
[4] Univ Paris 4 Sorbonne, Paris, France
[5] Off Natl Etud & Rech Aerosp, Toulouse, France
[6] Natl Ctr Sci Res, INRIA, Paris, France
[7] Univ Lille, Villeneuve Dascq, France