@article{TM_1987_180_a29,
     author = {V. P. Bugaets},
     title = {On an estimate of approximation of continuous functions of two variables on a~finite square by certain algebraic polynomials},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {62--63},
     publisher = {mathdoc},
     volume = {180},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1987_180_a29/}
}