TY - JOUR AU - I. A. Binder TI - A~theorem on correction by gradients of harmonic functions JO - Algebra i analiz PY - 1993 SP - 91 EP - 107 VL - 5 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_1993_5_2_a2/ LA - ru ID - AA_1993_5_2_a2 ER -