TY - JOUR AU - O. V. Besov TI - Extension by zero of functions of several variables JO - Matematičeskie zametki PY - 1998 SP - 351 EP - 365 VL - 64 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1998_64_3_a2/ LA - ru ID - MZM_1998_64_3_a2 ER -