TY - JOUR AU - V. I. Yudovich TI - Some estimates connected with integral operators and with solutions of elliptic equations JO - Doklady Akademii Nauk PY - 1961 SP - 805 EP - 808 VL - 138 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_138_4_a17/ LA - ru ID - DAN_1961_138_4_a17 ER -