Spectral Analysis

G. Bottaro: Quelques rsultats danalyse spectrale pour des oprateurs diffrentiels coefficients constants sur des domaines non borns.- L. Grding: Eigenfuction expansions.- C. Goulaouic: Valeurs propres de problmes aux limites irrguliers: applications.- G. Grubb: Essential spectra of elliptic systems on compact manifolds.- J.Cl. Guillot: Quelques rsultats rcents en Scattering.- N. Schechter: Theory of perturbations of partial differential operators.- C.H. Wilcox: Spectral analysis of the Laplacian with a discontinuous coefficient.