Response of an axial compressor to distorted inlet flow = Reponse d'un compresseur axial a und heterogeneite d'entree : Conference on Computational Methods in Turbomachinery, Univ. de Birmingham, 10-12 Avril 1984 - Billet, Germain; Laval, Pierre 1883-1945; Chevalier, Philippe (ONERA, 1984)