%0 Journal Article %A V. G. Maz'ya %A B. P. Paneah %T Degenerate elliptic pseudodifferential operators on a smooth manifold without boundary %J Funkcionalʹnyj analiz i ego priloženiâ %D 1969 %P 91-92 %V 3 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1969_3_2_a11/ %G ru %F FAA_1969_3_2_a11