%0 Journal Article %A V. P. Maslov %T The expansion of a function that depends on a parameter in an absolutely converging Fourier series of eigenfunctions of a pseudodifferential operator %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1970 %V 25 %N 1 %U http://geodesic.mathdoc.fr/item/RM_1970_25_1_a8/ %G ru %F RM_1970_25_1_a8