%0 Journal Article %A O. R. Musin %T Chebyshev Systems and Zeros of a Function on a Convex Curve %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1998 %P 247-256 %V 221 %U http://geodesic.mathdoc.fr/item/TM_1998_221_a14/ %G ru %F TM_1998_221_a14