%0 Journal Article %A V. P. Bugaets %T On an estimate of approximation of continuous functions of two variables on a~finite square by certain algebraic polynomials %J Informatics and Automation %D 1987 %P 62-63 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a29/ %G ru %F TRSPY_1987_180_a29