%0 Journal Article %A V. I. Feigin %T Two algebras of pseudodifferential operators in $R^n$, and some applications %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1976 %V 31 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1976_31_2_a17/ %G ru %F RM_1976_31_2_a17