TY - JOUR AU - V. O. Tonkov TI - Approximation by Bernstein polynomials at the discontinuity points of derivatives JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2010 SP - 265 EP - 270 VL - 269 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2010_269_a21/ LA - ru ID - TM_2010_269_a21 ER -