TY - JOUR AU - V. S. Serov TI - On the fundamental solution of a differential operator with a singularity JO - Differencialʹnye uravneniâ PY - 1987 SP - 531 EP - 534 VL - 23 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_3_a28/ LA - ru ID - DE_1987_23_3_a28 ER -