TY - JOUR AU - S. B. Vakarchuk TI - Sharp estimates for the widths of some classes of analytic functions of several complex variables JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1993 SP - 3 EP - 6 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1993_7_a0/ LA - ru ID - IVM_1993_7_a0 ER -