%0 Journal Article %A I. A. Kipriyanov %T Convergence and summability of interpolatory processes for functions of two variables %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1958 %P 111-126 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1958_6_a11/ %G ru %F IVM_1958_6_a11