TY - JOUR AU - B. K. Pchelin TI - On the singularities of polyharmonic functions JO - Doklady Akademii Nauk PY - 1974 SP - 1035 EP - 1037 VL - 214 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1974_214_5_a14/ LA - ru ID - DAN_1974_214_5_a14 ER -