%0 Journal Article %A S. B. Vakarchuk %T Sharp estimates for the widths of some classes of analytic functions of several complex variables %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1993 %P 3-6 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1993_7_a0/ %G ru %F IVM_1993_7_a0