%0 Journal Article %A B. R. Vainberg %T A complete asymptotic expansion of the spectral function of second order elliptic operators in $\mathbf R^n$ %J Sbornik. Mathematics %D 1985 %P 191-206 %V 51 %N 1 %U http://geodesic.mathdoc.fr/item/SM_1985_51_1_a11/ %G en %F SM_1985_51_1_a11