TY - JOUR AU - Le Kuang Chung TI - On~a non-coercive problem for singular integro-differential equations JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1989 SP - 206 EP - 207 VL - 44 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1989_44_5_a14/ LA - en ID - RM_1989_44_5_a14 ER -