TY - JOUR AU - I. A. Fedotov TI - Discontinuous pseudodifferential operators JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1969 VL - 24 IS - 6 UR - http://geodesic.mathdoc.fr/item/RM_1969_24_6_a5/ LA - ru ID - RM_1969_24_6_a5 ER -