TY - JOUR AU - O. I. Marichev TI - Singular boundary value problems for the generalized biaxially symmetric Helmholtz equation JO - Doklady Akademii Nauk PY - 1976 SP - 523 EP - 526 VL - 230 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_230_3_a5/ LA - ru ID - DAN_1976_230_3_a5 ER -