TY - JOUR AU - V. F. Babenko TI - On~best uniform approximations by splines in the presence of restrictions on their derivatives JO - Matematičeskie zametki PY - 1991 SP - 24 EP - 30 VL - 50 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_50_6_a2/ LA - ru ID - MZM_1991_50_6_a2 ER -