TY - JOUR AU - V. G. Maz'ya AU - B. P. Paneah TI - Degenerate elliptic pseudodifferential operators on a smooth manifold without boundary JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1969 SP - 91 EP - 92 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1969_3_2_a11/ LA - ru ID - FAA_1969_3_2_a11 ER -